123313321221232 has 10 divisors (see below), whose sum is σ = 238919559866168. Its totient is φ = 61656660610608.

The previous prime is 123313321221193. The next prime is 123313321221247. The reversal of 123313321221232 is 232122123313321.

It is a super-2 number, since 2×123313321221232² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123313321221194 and 123313321221203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3853541288148 + ... + 3853541288179.

Almost surely, 2^{123313321221232} is an apocalyptic number.

It is an amenable number.

123313321221232 is a deficient number, since it is larger than the sum of its proper divisors (115606238644936).

123313321221232 is an equidigital number, since it uses as much as digits as its factorization.

123313321221232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7707082576335 (or 7707082576329 counting only the distinct ones).

The product of its digits is 15552, while the sum is 31.

Adding to 123313321221232 its reverse (232122123313321), we get a palindrome (355435444534553).

The spelling of 123313321221232 in words is "one hundred twenty-three trillion, three hundred thirteen billion, three hundred twenty-one million, two hundred twenty-one thousand, two hundred thirty-two".