131142410243212 has 24 divisors (see below), whose sum is σ = 229724088552000. Its totient is φ = 65506973166336.

The previous prime is 131142410243111. The next prime is 131142410243227. The reversal of 131142410243212 is 212342014241131.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29194989 + ... + 33386107.

It is an arithmetic number, because the mean of its divisors is an integer number (9571837023000).

Almost surely, 2^{131142410243212} is an apocalyptic number.

It is an amenable number.

131142410243212 is a deficient number, since it is larger than the sum of its proper divisors (98581678308788).

131142410243212 is a wasteful number, since it uses less digits than its factorization.

131142410243212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4198785 (or 4198783 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

Adding to 131142410243212 its reverse (212342014241131), we get a palindrome (343484424484343).

The spelling of 131142410243212 in words is "one hundred thirty-one trillion, one hundred forty-two billion, four hundred ten million, two hundred forty-three thousand, two hundred twelve".