123230211002311 has 32 divisors (see below), whose sum is σ = 148503270850560. Its totient is φ = 99893703089376.

The previous prime is 123230211002303. The next prime is 123230211002357. The reversal of 123230211002311 is 113200112032321.

It is not a de Polignac number, because 123230211002311 - 2³ = 123230211002303 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 (123230211005311) 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, 196344346 + ... + 196970968.

It is an arithmetic number, because the mean of its divisors is an integer number (4640727214080).

Almost surely, 2^{123230211002311} is an apocalyptic number.

123230211002311 is a deficient number, since it is larger than the sum of its proper divisors (25273059848249).

123230211002311 is a wasteful number, since it uses less digits than its factorization.

123230211002311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629203.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 123230211002311 its reverse (113200112032321), we get a palindrome (236430323034632).

The spelling of 123230211002311 in words is "one hundred twenty-three trillion, two hundred thirty billion, two hundred eleven million, two thousand, three hundred eleven".