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122332023231 = 3116755328821
BaseRepresentation
bin111000111101110001…
…1101000100110111111
3102200202112021122222020
41301323203220212333
54001013444220411
6132110515451223
711560334016645
oct1617343504677
9380675248866
10122332023231
1147976268750
121b8608b6b13
13b6c7392382
145cc6d4d195
1532aeaa0606
hex1c7b8e89bf

122332023231 has 16 divisors (see below), whose sum is σ = 180593275008. Its totient is φ = 73034042400.

The previous prime is 122332023223. The next prime is 122332023271. The reversal of 122332023231 is 132320233221.

It is not a de Polignac number, because 122332023231 - 23 = 122332023223 is a prime.

It is a super-2 number, since 2×1223320232312 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122332023271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27662200 + ... + 27666621.

It is an arithmetic number, because the mean of its divisors is an integer number (11287079688).

Almost surely, 2122332023231 is an apocalyptic number.

122332023231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122332023231 is a deficient number, since it is larger than the sum of its proper divisors (58261251777).

122332023231 is a wasteful number, since it uses less digits than its factorization.

122332023231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55328902.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 122332023231 its reverse (132320233221), we get a palindrome (254652256452).

The spelling of 122332023231 in words is "one hundred twenty-two billion, three hundred thirty-two million, twenty-three thousand, two hundred thirty-one".

Divisors: 1 3 11 33 67 201 737 2211 55328821 165986463 608617031 1825851093 3707031007 11121093021 40777341077 122332023231