123031134353403 has 96 divisors (see below), whose sum is σ = 183448057927680. Its totient is φ = 79423741555200.

The previous prime is 123031134353401. The next prime is 123031134353459. The reversal of 123031134353403 is 304353431130321.

123031134353403 is a `hidden beast` number, since 1 + 2 + 3 + 0 + 3 + 113 + 4 + 3 + 534 + 0 + 3 = 666.

It is not a de Polignac number, because 123031134353403 - 2¹ = 123031134353401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123031134353401) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 31489922376 + ... + 31489926282.

It is an arithmetic number, because the mean of its divisors is an integer number (1910917270080).

Almost surely, 2^{123031134353403} is an apocalyptic number.

123031134353403 is a deficient number, since it is larger than the sum of its proper divisors (60416923574277).

123031134353403 is a wasteful number, since it uses less digits than its factorization.

123031134353403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6929 (or 6926 counting only the distinct ones).

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

Adding to 123031134353403 its reverse (304353431130321), we get a palindrome (427384565483724).

The spelling of 123031134353403 in words is "one hundred twenty-three trillion, thirty-one billion, one hundred thirty-four million, three hundred fifty-three thousand, four hundred three".