31320320010023 has 8 divisors (see below), whose sum is σ = 34201484697360. Its totient is φ = 28444799134080.

The previous prime is 31320320010013. The next prime is 31320320010053. The reversal of 31320320010023 is 32001002302313.

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 31320320010023 - 2¹⁸ = 31320319747879 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 31320320009977 and 31320320010004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31320320010013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1410941240 + ... + 1410963437.

It is an arithmetic number, because the mean of its divisors is an integer number (4275185587170).

Almost surely, 2^{31320320010023} is an apocalyptic number.

31320320010023 is a deficient number, since it is larger than the sum of its proper divisors (2881164687337).

31320320010023 is a wasteful number, since it uses less digits than its factorization.

31320320010023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2821905697.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 31320320010023 its reverse (32001002302313), we get a palindrome (63321322312336).

The spelling of 31320320010023 in words is "thirty-one trillion, three hundred twenty billion, three hundred twenty million, ten thousand, twenty-three".