131323030012 has 48 divisors (see below), whose sum is σ = 239547248640. Its totient is φ = 62938352000.

The previous prime is 131323030009. The next prime is 131323030019. The reversal of 131323030012 is 210030323131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131323030019) by changing a digit.

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, 25996887 + ... + 26001937.

It is an arithmetic number, because the mean of its divisors is an integer number (4990567680).

Almost surely, 2^131323030012 is an apocalyptic number.

It is an amenable number.

131323030012 is a deficient number, since it is larger than the sum of its proper divisors (108224218628).

131323030012 is a wasteful number, since it uses less digits than its factorization.

131323030012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7842 (or 7840 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 131323030012 its reverse (210030323131), we get a palindrome (341353353143).

The spelling of 131323030012 in words is "one hundred thirty-one billion, three hundred twenty-three million, thirty thousand, twelve".