131002023244042 has 32 divisors (see below), whose sum is σ = 203235061962240. Its totient is φ = 63293015867760.

The previous prime is 131002023244003. The next prime is 131002023244051. The reversal of 131002023244042 is 240442320200131.

It is a self number, because there is not a number n which added to its sum of digits gives 131002023244042.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15978934 + ... + 22744897.

It is an arithmetic number, because the mean of its divisors is an integer number (6351095686320).

Almost surely, 2^{131002023244042} is an apocalyptic number.

131002023244042 is a deficient number, since it is larger than the sum of its proper divisors (72233038718198).

131002023244042 is a wasteful number, since it uses less digits than its factorization.

131002023244042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38724298.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 131002023244042 its reverse (240442320200131), we get a palindrome (371444343444173).

The spelling of 131002023244042 in words is "one hundred thirty-one trillion, two billion, twenty-three million, two hundred forty-four thousand, forty-two".