131300000012 has 6 divisors (see below), whose sum is σ = 229775000028. Its totient is φ = 65650000004.

The previous prime is 131299999967. The next prime is 131300000017. The reversal of 131300000012 is 210000003131.

It is a junction number, because it is equal to n+sod(n) for n = 131299999939 and 131300000002.

It is not an unprimeable number, because it can be changed into a prime (131300000017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16412499998 + ... + 16412500005.

It is an arithmetic number, because the mean of its divisors is an integer number (38295833338).

Almost surely, 2^131300000012 is an apocalyptic number.

It is an amenable number.

131300000012 is a deficient number, since it is larger than the sum of its proper divisors (98475000016).

131300000012 is a wasteful number, since it uses less digits than its factorization.

131300000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32825000007 (or 32825000005 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 131300000012 its reverse (210000003131), we get a palindrome (341300003143).

The spelling of 131300000012 in words is "one hundred thirty-one billion, three hundred million, twelve", and thus it is an aban number.