2313021320023 has 4 divisors (see below), whose sum is σ = 2347544026360. Its totient is φ = 2278498613688.

The previous prime is 2313021319991. The next prime is 2313021320053. The reversal of 2313021320023 is 3200231203132.

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 2313021320023 - 2⁵ = 2313021319991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2313021319976 and 2313021320003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313021320053) 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, 17261353068 + ... + 17261353201.

It is an arithmetic number, because the mean of its divisors is an integer number (586886006590).

Almost surely, 2^{2313021320023} is an apocalyptic number.

2313021320023 is a deficient number, since it is larger than the sum of its proper divisors (34522706337).

2313021320023 is an equidigital number, since it uses as much as digits as its factorization.

2313021320023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34522706336.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 2313021320023 its reverse (3200231203132), we get a palindrome (5513252523155).

The spelling of 2313021320023 in words is "two trillion, three hundred thirteen billion, twenty-one million, three hundred twenty thousand, twenty-three".