31013000100323 has 4 divisors (see below), whose sum is σ = 31538644169880. Its totient is φ = 30487356030768.

The previous prime is 31013000100259. The next prime is 31013000100347. The reversal of 31013000100323 is 32300100031013.

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 31013000100323 - 2⁶ = 31013000100259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31013000100623) 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, 262822034690 + ... + 262822034807.

It is an arithmetic number, because the mean of its divisors is an integer number (7884661042470).

Almost surely, 2^{31013000100323} is an apocalyptic number.

31013000100323 is a deficient number, since it is larger than the sum of its proper divisors (525644069557).

31013000100323 is an equidigital number, since it uses as much as digits as its factorization.

31013000100323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525644069556.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 31013000100323 its reverse (32300100031013), we get a palindrome (63313100131336).

The spelling of 31013000100323 in words is "thirty-one trillion, thirteen billion, one hundred thousand, three hundred twenty-three".