12311000313102 has 24 divisors (see below), whose sum is σ = 28242883071936. Its totient is φ = 3862274607936.

The previous prime is 12311000313049. The next prime is 12311000313103. The reversal of 12311000313102 is 20131300011321.

12311000313102 is a `hidden beast` number, since 12 + 311 + 0 + 0 + 0 + 31 + 310 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12311000313103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20116013278 + ... + 20116013889.

It is an arithmetic number, because the mean of its divisors is an integer number (1176786794664).

Almost surely, 2^{12311000313102} is an apocalyptic number.

12311000313102 is an abundant number, since it is smaller than the sum of its proper divisors (15931882758834).

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

12311000313102 is a wasteful number, since it uses less digits than its factorization.

12311000313102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40232027192 (or 40232027189 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 12311000313102 its reverse (20131300011321), we get a palindrome (32442300324423).

The spelling of 12311000313102 in words is "twelve trillion, three hundred eleven billion, three hundred thirteen thousand, one hundred two".