31321000301323 has 4 divisors (see below), whose sum is σ = 31359150119808. Its totient is φ = 31282850482840.

The previous prime is 31321000301267. The next prime is 31321000301341. The reversal of 31321000301323 is 32310300012313.

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 31321000301323 - 2²⁵ = 31320966746891 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 31321000301294 and 31321000301303.

It is not an unprimeable number, because it can be changed into a prime (31321000301023) 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, 19074908011 + ... + 19074909652.

It is an arithmetic number, because the mean of its divisors is an integer number (7839787529952).

Almost surely, 2^{31321000301323} is an apocalyptic number.

31321000301323 is a deficient number, since it is larger than the sum of its proper divisors (38149818485).

31321000301323 is an equidigital number, since it uses as much as digits as its factorization.

31321000301323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38149818484.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 31321000301323 its reverse (32310300012313), we get a palindrome (63631300313636).

The spelling of 31321000301323 in words is "thirty-one trillion, three hundred twenty-one billion, three hundred one thousand, three hundred twenty-three".