131012240404000 has 96 divisors (see below), whose sum is σ = 322300968430896. Its totient is φ = 52339142195200.

The previous prime is 131012240403973. The next prime is 131012240404033. The reversal of 131012240404000 is 404042210131.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 5489705232144 + 125522535171856 = 2343012^2 + 11203684^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17359717 + ... + 23735716.

Almost surely, 2^{131012240404000} is an apocalyptic number.

131012240404000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131012240404000 is an abundant number, since it is smaller than the sum of its proper divisors (191288728026896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131012240404000 is an equidigital number, since it uses as much as digits as its factorization.

131012240404000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41096255 (or 41096237 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 131012240404000 its reverse (404042210131), we get a palindrome (131416282614131).

The spelling of 131012240404000 in words is "one hundred thirty-one trillion, twelve billion, two hundred forty million, four hundred four thousand".