23131335135003 has 16 divisors (see below), whose sum is σ = 32269007950080. Its totient is φ = 14710871238624.

The previous prime is 23131335134987. The next prime is 23131335135031. The reversal of 23131335135003 is 30053153313132.

It is not a de Polignac number, because 23131335135003 - 2⁴ = 23131335134987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23131335935003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 449353273 + ... + 449404746.

It is an arithmetic number, because the mean of its divisors is an integer number (2016812996880).

Almost surely, 2^{23131335135003} is an apocalyptic number.

23131335135003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

23131335135003 is a deficient number, since it is larger than the sum of its proper divisors (9137672815077).

23131335135003 is a wasteful number, since it uses less digits than its factorization.

23131335135003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898758418.

The product of its (nonzero) digits is 36450, while the sum is 33.

Adding to 23131335135003 its reverse (30053153313132), we get a palindrome (53184488448135).

The spelling of 23131335135003 in words is "twenty-three trillion, one hundred thirty-one billion, three hundred thirty-five million, one hundred thirty-five thousand, three".