123311121201032 has 8 divisors (see below), whose sum is σ = 231208352251950. Its totient is φ = 61655560600512.

The previous prime is 123311121201017. The next prime is 123311121201043. The reversal of 123311121201032 is 230102121113321.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 102321033928996 + 20990087272036 = 10115386^2 + 4581494^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×123311121201032² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123311121200989 and 123311121201007.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 7706945075057 + ... + 7706945075072.

Almost surely, 2^{123311121201032} is an apocalyptic number.

It is an amenable number.

123311121201032 is a deficient number, since it is larger than the sum of its proper divisors (107897231050918).

123311121201032 is a wasteful number, since it uses less digits than its factorization.

123311121201032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15413890150135 (or 15413890150131 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 123311121201032 its reverse (230102121113321), we get a palindrome (353413242314353).

The spelling of 123311121201032 in words is "one hundred twenty-three trillion, three hundred eleven billion, one hundred twenty-one million, two hundred one thousand, thirty-two".