131141324000420 has 96 divisors (see below), whose sum is σ = 277101181375200. Its totient is φ = 52132995661824.

The previous prime is 131141324000389. The next prime is 131141324000473. The reversal of 131141324000420 is 24000423141131.

It can be written as a sum of positive squares in 16 ways, for example, as 56799405025444 + 74341918974976 = 7536538^2 + 8622176^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 131141324000420.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7396986116 + ... + 7397003844.

It is an arithmetic number, because the mean of its divisors is an integer number (2886470639325).

Almost surely, 2^{131141324000420} is an apocalyptic number.

131141324000420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131141324000420 is an abundant number, since it is smaller than the sum of its proper divisors (145959857374780).

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

131141324000420 is a wasteful number, since it uses less digits than its factorization.

131141324000420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21537 (or 21535 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 131141324000420 its reverse (24000423141131), we get a palindrome (155141747141551).

The spelling of 131141324000420 in words is "one hundred thirty-one trillion, one hundred forty-one billion, three hundred twenty-four million, four hundred twenty", and thus it is an aban number.