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1112022111020 = 2251632393074649
BaseRepresentation
bin10000001011101001101…
…011101101001100101100
310221022022201210021200212
4100023221223231030230
5121204410130023040
62210504513041552
7143224641661622
oct20135153551454
93838281707625
101112022111020
11399673544a37
1215b625b562b8
1380b2b6b2032
143bb71ddd512
151ddd613cd65
hex102e9aed32c

1112022111020 has 96 divisors (see below), whose sum is σ = 2367598464000. Its totient is φ = 438701889024.

The previous prime is 1112022110999. The next prime is 1112022111023. The reversal of 1112022111020 is 201112202111.

It is a junction number, because it is equal to n+sod(n) for n = 1112022110986 and 1112022111004.

It is not an unprimeable number, because it can be changed into a prime (1112022111023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 239193656 + ... + 239198304.

It is an arithmetic number, because the mean of its divisors is an integer number (24662484000).

Almost surely, 21112022111020 is an apocalyptic number.

1112022111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112022111020 is an abundant number, since it is smaller than the sum of its proper divisors (1255576352980).

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

1112022111020 is a wasteful number, since it uses less digits than its factorization.

1112022111020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5367 (or 5365 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1112022111020 its reverse (201112202111), we get a palindrome (1313134313131).

It can be divided in two parts, 111202 and 2111020, that added together give a palindrome (2222222).

The spelling of 1112022111020 in words is "one trillion, one hundred twelve billion, twenty-two million, one hundred eleven thousand, twenty".

Divisors: 1 2 4 5 10 20 163 239 307 326 478 614 652 815 956 1195 1228 1535 1630 2390 3070 3260 4649 4780 6140 9298 18596 23245 38957 46490 50041 73373 77914 92980 100082 146746 155828 194785 200164 250205 293492 366865 389570 500410 733730 757787 779140 1000820 1111111 1427243 1467460 1515574 2222222 2854486 3031148 3788935 4444444 5555555 5708972 7136215 7577870 11111110 11959799 14272430 15155740 22222220 23919598 28544860 47839196 59798995 119597990 181111093 232640609 239195980 341111077 362222186 465281218 682222154 724444372 905555465 930562436 1163203045 1364444308 1705555385 1811110930 2326406090 3411110770 3622221860 4652812180 6822221540 55601105551 111202211102 222404422204 278005527755 556011055510 1112022111020