202201313213023 has 4 divisors (see below), whose sum is σ = 205516088839528. Its totient is φ = 198886537586520.

The previous prime is 202201313213021. The next prime is 202201313213051. The reversal of 202201313213023 is 320312313102202.

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 202201313213023 - 2¹ = 202201313213021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202201313213021) 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, 1657387813161 + ... + 1657387813282.

It is an arithmetic number, because the mean of its divisors is an integer number (51379022209882).

Almost surely, 2^{202201313213023} is an apocalyptic number.

202201313213023 is a deficient number, since it is larger than the sum of its proper divisors (3314775626505).

202201313213023 is an equidigital number, since it uses as much as digits as its factorization.

202201313213023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3314775626504.

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

Adding to 202201313213023 its reverse (320312313102202), we get a palindrome (522513626315225).

The spelling of 202201313213023 in words is "two hundred two trillion, two hundred one billion, three hundred thirteen million, two hundred thirteen thousand, twenty-three".