123200210132311 has 4 divisors (see below), whose sum is σ = 132677149373272. Its totient is φ = 113723270891352.

The previous prime is 123200210132299. The next prime is 123200210132353. The reversal of 123200210132311 is 113231012002321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 123200210132311 - 2⁹ = 123200210131799 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 (123200210130311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4738469620461 + ... + 4738469620486.

It is an arithmetic number, because the mean of its divisors is an integer number (33169287343318).

Almost surely, 2^{123200210132311} is an apocalyptic number.

123200210132311 is a deficient number, since it is larger than the sum of its proper divisors (9476939240961).

123200210132311 is an equidigital number, since it uses as much as digits as its factorization.

123200210132311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9476939240960.

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

Adding to 123200210132311 its reverse (113231012002321), we get a palindrome (236431222134632).

The spelling of 123200210132311 in words is "one hundred twenty-three trillion, two hundred billion, two hundred ten million, one hundred thirty-two thousand, three hundred eleven".