123313335230421 has 12 divisors (see below), whose sum is σ = 203564870856672. Its totient is φ = 70464762988776.

The previous prime is 123313335230401. The next prime is 123313335230431. The reversal of 123313335230421 is 124032533313321.

123313335230421 is a `hidden beast` number, since 1 + 2 + 3 + 3 + 13 + 335 + 2 + 304 + 2 + 1 = 666.

It is not a de Polignac number, because 123313335230421 - 2¹⁷ = 123313335099349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123313335230401) 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, 978677263671 + ... + 978677263796.

It is an arithmetic number, because the mean of its divisors is an integer number (16963739238056).

Almost surely, 2^{123313335230421} is an apocalyptic number.

It is an amenable number.

123313335230421 is a deficient number, since it is larger than the sum of its proper divisors (80251535626251).

123313335230421 is a wasteful number, since it uses less digits than its factorization.

123313335230421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957354527480 (or 1957354527477 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 36.

Adding to 123313335230421 its reverse (124032533313321), we get a palindrome (247345868543742).

The spelling of 123313335230421 in words is "one hundred twenty-three trillion, three hundred thirteen billion, three hundred thirty-five million, two hundred thirty thousand, four hundred twenty-one".