11312131011304 has 16 divisors (see below), whose sum is σ = 21210488704800. Its totient is φ = 5656000690032.

The previous prime is 11312131011281. The next prime is 11312131011371. The reversal of 11312131011304 is 40311013121311.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 7356172 + ... + 8759995.

It is an arithmetic number, because the mean of its divisors is an integer number (1325655544050).

Almost surely, 2^{11312131011304} is an apocalyptic number.

It is an amenable number.

11312131011304 is a deficient number, since it is larger than the sum of its proper divisors (9898357693496).

11312131011304 is a wasteful number, since it uses less digits than its factorization.

11312131011304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16203912 (or 16203908 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 11312131011304 its reverse (40311013121311), we get a palindrome (51623144132615).

The spelling of 11312131011304 in words is "eleven trillion, three hundred twelve billion, one hundred thirty-one million, eleven thousand, three hundred four".