31310000302323 has 4 divisors (see below), whose sum is σ = 41746667069768. Its totient is φ = 20873333534880.

The previous prime is 31310000302303. The next prime is 31310000302337. The reversal of 31310000302323 is 32320300001313.

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

It is not a de Polignac number, because 31310000302323 - 2⁵ = 31310000302291 is a prime.

It is a super-2 number, since 2×31310000302323² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 31310000302323.

It is not an unprimeable number, because it can be changed into a prime (31310000302303) 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, 5218333383718 + ... + 5218333383723.

It is an arithmetic number, because the mean of its divisors is an integer number (10436666767442).

Almost surely, 2^{31310000302323} is an apocalyptic number.

31310000302323 is a deficient number, since it is larger than the sum of its proper divisors (10436666767445).

31310000302323 is a wasteful number, since it uses less digits than its factorization.

31310000302323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10436666767444.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 31310000302323 its reverse (32320300001313), we get a palindrome (63630300303636).

The spelling of 31310000302323 in words is "thirty-one trillion, three hundred ten billion, three hundred two thousand, three hundred twenty-three".