123400202200311 has 32 divisors (see below), whose sum is σ = 171494632910848. Its totient is φ = 78837999217920.

The previous prime is 123400202200279. The next prime is 123400202200343. The reversal of 123400202200311 is 113002202004321.

It is an interprime number because it is at equal distance from previous prime (123400202200279) and next prime (123400202200343).

It is not a de Polignac number, because 123400202200311 - 2⁵ = 123400202200279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123400202200391) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 412868355 + ... + 413167131.

It is an arithmetic number, because the mean of its divisors is an integer number (5359207278464).

Almost surely, 2^{123400202200311} is an apocalyptic number.

123400202200311 is a deficient number, since it is larger than the sum of its proper divisors (48094430710537).

123400202200311 is a wasteful number, since it uses less digits than its factorization.

123400202200311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342031.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 123400202200311 its reverse (113002202004321), we get a palindrome (236402404204632).

The spelling of 123400202200311 in words is "one hundred twenty-three trillion, four hundred billion, two hundred two million, two hundred thousand, three hundred eleven".