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1011002122 = 2131923101881
BaseRepresentation
bin111100010000101…
…010101100001010
32121110101020012001
4330100222230022
54032304031442
6244153141214
734024243024
oct7420525412
92543336161
101011002122
11479758949
122426ba80a
131315bcc10
14983b3014
155db562b7
hex3c42ab0a

1011002122 has 64 divisors (see below), whose sum is σ = 1813674240. Its totient is φ = 418176000.

The previous prime is 1011002117. The next prime is 1011002123. The reversal of 1011002122 is 2212001101.

It is a junction number, because it is equal to n+sod(n) for n = 1011002099 and 1011002108.

It is not an unprimeable number, because it can be changed into a prime (1011002123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1147122 + ... + 1148002.

It is an arithmetic number, because the mean of its divisors is an integer number (28338660).

Almost surely, 21011002122 is an apocalyptic number.

1011002122 is a deficient number, since it is larger than the sum of its proper divisors (802672118).

1011002122 is a wasteful number, since it uses less digits than its factorization.

1011002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1011002122 is about 31796.2595598916. The cubic root of 1011002122 is about 1003.6540059778.

Adding to 1011002122 its reverse (2212001101), we get a palindrome (3223003223).

The spelling of 1011002122 in words is "one billion, eleven million, two thousand, one hundred twenty-two".

Divisors: 1 2 13 19 23 26 38 46 101 202 247 299 437 494 598 874 881 1313 1762 1919 2323 2626 3838 4646 5681 11362 11453 16739 20263 22906 24947 30199 33478 40526 44137 49894 60398 88274 88981 177962 217607 263419 384997 435214 526838 573781 769994 1147562 1156753 1690639 2046563 2313506 3381278 4093126 5004961 10009922 21978307 26605319 38884697 43956614 53210638 77769394 505501061 1011002122