23021021322313 has 16 divisors (see below), whose sum is σ = 26922095456256. Its totient is φ = 19273053517200.

The previous prime is 23021021322293. The next prime is 23021021322349. The reversal of 23021021322313 is 31322312012032.

It is not a de Polignac number, because 23021021322313 - 2³⁷ = 22883582368841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23021021322113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16098888 + ... + 17470438.

It is an arithmetic number, because the mean of its divisors is an integer number (1682630966016).

Almost surely, 2^{23021021322313} is an apocalyptic number.

It is an amenable number.

23021021322313 is a deficient number, since it is larger than the sum of its proper divisors (3901074133943).

23021021322313 is a wasteful number, since it uses less digits than its factorization.

23021021322313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427364.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 23021021322313 its reverse (31322312012032), we get a palindrome (54343333334345).

The spelling of 23021021322313 in words is "twenty-three trillion, twenty-one billion, twenty-one million, three hundred twenty-two thousand, three hundred thirteen".