123213013132311 has 24 divisors (see below), whose sum is σ = 178197282383120. Its totient is φ = 82039121913600.

The previous prime is 123213013132303. The next prime is 123213013132367. The reversal of 123213013132311 is 113231310312321.

123213013132311 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 1 + 30 + 1 + 313 + 2 + 311 = 666.

It is not a de Polignac number, because 123213013132311 - 2³ = 123213013132303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123213013134311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 462689181 + ... + 462955401.

Almost surely, 2^{123213013132311} is an apocalyptic number.

123213013132311 is a deficient number, since it is larger than the sum of its proper divisors (54984269250809).

123213013132311 is a wasteful number, since it uses less digits than its factorization.

123213013132311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330447 (or 330444 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

Adding to 123213013132311 its reverse (113231310312321), we get a palindrome (236444323444632).

The spelling of 123213013132311 in words is "one hundred twenty-three trillion, two hundred thirteen billion, thirteen million, one hundred thirty-two thousand, three hundred eleven".