131004112004 has 48 divisors (see below), whose sum is σ = 239962141440. Its totient is φ = 62514397440.

The previous prime is 131004112003. The next prime is 131004112027. The reversal of 131004112004 is 400211400131.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (131004112003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30190067 + ... + 30194405.

It is an arithmetic number, because the mean of its divisors is an integer number (4999211280).

Almost surely, 2^131004112004 is an apocalyptic number.

It is an amenable number.

131004112004 is a deficient number, since it is larger than the sum of its proper divisors (108958029436).

131004112004 is a wasteful number, since it uses less digits than its factorization.

131004112004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8348 (or 8346 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 131004112004 its reverse (400211400131), we get a palindrome (531215512135).

The spelling of 131004112004 in words is "one hundred thirty-one billion, four million, one hundred twelve thousand, four".