31313013123233 has 8 divisors (see below), whose sum is σ = 31843829635200. Its totient is φ = 30782199527248.

The previous prime is 31313013123221. The next prime is 31313013123241. The reversal of 31313013123233 is 33232131031313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 31313013123233 - 2⁶ = 31313013123169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 31313013123196 and 31313013123205.

It is not an unprimeable number, because it can be changed into a prime (31313013143233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41113160 + ... + 41867862.

It is an arithmetic number, because the mean of its divisors is an integer number (3980478704400).

Almost surely, 2^{31313013123233} is an apocalyptic number.

It is an amenable number.

31313013123233 is a deficient number, since it is larger than the sum of its proper divisors (530816511967).

31313013123233 is an equidigital number, since it uses as much as digits as its factorization.

31313013123233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457991.

The product of its (nonzero) digits is 8748, while the sum is 29.

Adding to 31313013123233 its reverse (33232131031313), we get a palindrome (64545144154546).

The spelling of 31313013123233 in words is "thirty-one trillion, three hundred thirteen billion, thirteen million, one hundred twenty-three thousand, two hundred thirty-three".