131010012104 has 8 divisors (see below), whose sum is σ = 245643772710. Its totient is φ = 65505006048.

The previous prime is 131010012103. The next prime is 131010012139. The reversal of 131010012104 is 401210010131.

It can be written as a sum of positive squares in only one way, i.e., 105496339204 + 25513672900 = 324802^2 + 159730^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (131010012103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8188125749 + ... + 8188125764.

Almost surely, 2^131010012104 is an apocalyptic number.

It is an amenable number.

131010012104 is a deficient number, since it is larger than the sum of its proper divisors (114633760606).

131010012104 is a wasteful number, since it uses less digits than its factorization.

131010012104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16376251519 (or 16376251515 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 131010012104 its reverse (401210010131), we get a palindrome (532220022235).

The spelling of 131010012104 in words is "one hundred thirty-one billion, ten million, twelve thousand, one hundred four".