Base | Representation |
---|---|
bin | 11011110010100011010011… |
… | …001010110110001101010111 |
3 | 121000202020002211220010012120 |
4 | 123302203103022312031113 |
5 | 112004432334321223111 |
6 | 1111535340224351023 |
7 | 34513120410364020 |
oct | 3362432312661527 |
9 | 530666084803176 |
10 | 122221132211031 |
11 | 35a41766920107 |
12 | 1185b335a75473 |
13 | 5327532105c99 |
14 | 222776a40bc47 |
15 | e1e3bae1d406 |
hex | 6f28d32b6357 |
122221132211031 has 32 divisors (see below), whose sum is σ = 186514155545088. Its totient is φ = 69738548382720.
The previous prime is 122221132211027. The next prime is 122221132211033. The reversal of 122221132211031 is 130112231122221.
It is not a de Polignac number, because 122221132211031 - 22 = 122221132211027 is a prime.
It is a super-2 number, since 2×1222211322110312 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 122221132210992 and 122221132211010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122221132211033) 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, 45493476 + ... + 48105078.
It is an arithmetic number, because the mean of its divisors is an integer number (5828567360784).
Almost surely, 2122221132211031 is an apocalyptic number.
122221132211031 is a deficient number, since it is larger than the sum of its proper divisors (64293023334057).
122221132211031 is a wasteful number, since it uses less digits than its factorization.
122221132211031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2614871.
The product of its (nonzero) digits is 576, while the sum is 24.
Adding to 122221132211031 its reverse (130112231122221), we get a palindrome (252333363333252).
The spelling of 122221132211031 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, one hundred thirty-two million, two hundred eleven thousand, thirty-one".
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