123311313234 has 24 divisors (see below), whose sum is σ = 267723144000. Its totient is φ = 41019366168.

The previous prime is 123311313233. The next prime is 123311313239. The reversal of 123311313234 is 432313113321.

123311313234 is a `hidden beast` number, since 1 + 2 + 3 + 311 + 313 + 2 + 34 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 123311313198 and 123311313207.

It is not an unprimeable number, because it can be changed into a prime (123311313233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7024734 + ... + 7042265.

It is an arithmetic number, because the mean of its divisors is an integer number (11155131000).

Almost surely, 2^123311313234 is an apocalyptic number.

123311313234 is an abundant number, since it is smaller than the sum of its proper divisors (144411830766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123311313234 is a wasteful number, since it uses less digits than its factorization.

123311313234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14067494 (or 14067491 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

Adding to 123311313234 its reverse (432313113321), we get a palindrome (555624426555).

The spelling of 123311313234 in words is "one hundred twenty-three billion, three hundred eleven million, three hundred thirteen thousand, two hundred thirty-four".