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1123223030202 = 237135934999907
BaseRepresentation
bin10000010110000101010…
…011110100100110111010
310222101020100021221020110
4100112011103310212322
5121400330043431302
62220000155405150
7144102341140650
oct20260523644672
93871210257213
101123223030202
113a33a1133339
121618311537b6
1381bc5126170
143c515850dd0
151e33e668b6c
hex105854f49ba

1123223030202 has 128 divisors (see below), whose sum is σ = 2819803392000. Its totient is φ = 290376389376.

The previous prime is 1123223030197. The next prime is 1123223030203. The reversal of 1123223030202 is 2020303223211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1123223030203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11192733 + ... + 11292639.

It is an arithmetic number, because the mean of its divisors is an integer number (22029714000).

Almost surely, 21123223030202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123223030202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1409901696000).

1123223030202 is an abundant number, since it is smaller than the sum of its proper divisors (1696580361798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123223030202 is a wasteful number, since it uses less digits than its factorization.

1123223030202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100340.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1123223030202 its reverse (2020303223211), we get a palindrome (3143526253413).

The spelling of 1123223030202 in words is "one trillion, one hundred twenty-three billion, two hundred twenty-three million, thirty thousand, two hundred two".

Divisors: 1 2 3 6 7 13 14 21 26 39 42 59 78 91 118 177 182 273 349 354 413 546 698 767 826 1047 1239 1534 2094 2301 2443 2478 4537 4602 4886 5369 7329 9074 10738 13611 14658 16107 20591 27222 31759 32214 41182 61773 63518 95277 99907 123546 144137 190554 199814 267683 288274 299721 432411 535366 599442 699349 803049 864822 1298791 1398698 1606098 1873781 2098047 2597582 3747562 3896373 4196094 5621343 5894513 7792746 9091537 11242686 11789026 17683539 18183074 27274611 34867543 35367078 41261591 54549222 69735086 76628669 82523182 104602629 123784773 153257338 209205258 229886007 244072801 247569546 453278059 459772014 488145602 536400683 732218403 906556118 1072801366 1359834177 1464436806 1609202049 2057185037 2719668354 3172946413 3218404098 4114370074 6171555111 6345892826 9518839239 12343110222 14400295259 19037678478 26743405481 28800590518 43200885777 53486810962 80230216443 86401771554 160460432886 187203838367 374407676734 561611515101 1123223030202