131011334004 has 24 divisors (see below), whose sum is σ = 307460129760. Its totient is φ = 43418013664.

The previous prime is 131011333979. The next prime is 131011334009. The reversal of 131011334004 is 400433110131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131011334009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31551714 + ... + 31555865.

It is an arithmetic number, because the mean of its divisors is an integer number (12810838740).

Almost surely, 2^131011334004 is an apocalyptic number.

It is an amenable number.

131011334004 is an abundant number, since it is smaller than the sum of its proper divisors (176448795756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131011334004 is a wasteful number, since it uses less digits than its factorization.

131011334004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63107759 (or 63107757 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 131011334004 its reverse (400433110131), we get a palindrome (531444444135).

The spelling of 131011334004 in words is "one hundred thirty-one billion, eleven million, three hundred thirty-four thousand, four".