3102312131323 has 4 divisors (see below), whose sum is σ = 3102601834080. Its totient is φ = 3102022428568.

The previous prime is 3102312131299. The next prime is 3102312131341. The reversal of 3102312131323 is 3231312132013.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3102312131323 - 2⁹ = 3102312130811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3102312138323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144835315 + ... + 144856732.

It is an arithmetic number, because the mean of its divisors is an integer number (775650458520).

Almost surely, 2^{3102312131323} is an apocalyptic number.

3102312131323 is a deficient number, since it is larger than the sum of its proper divisors (289702757).

3102312131323 is a wasteful number, since it uses less digits than its factorization.

3102312131323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289702756.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 3102312131323 its reverse (3231312132013), we get a palindrome (6333624263336).

The spelling of 3102312131323 in words is "three trillion, one hundred two billion, three hundred twelve million, one hundred thirty-one thousand, three hundred twenty-three".