2023202031311 has 4 divisors (see below), whose sum is σ = 2023219606800. Its totient is φ = 2023184455824.

The previous prime is 2023202031259. The next prime is 2023202031317. The reversal of 2023202031311 is 1131302023202.

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 2023202031311 - 2²⁶ = 2023134922447 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 (2023202031317) 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, 8613926 + ... + 8845683.

It is an arithmetic number, because the mean of its divisors is an integer number (505804901700).

Almost surely, 2^{2023202031311} is an apocalyptic number.

2023202031311 is a deficient number, since it is larger than the sum of its proper divisors (17575489).

2023202031311 is a wasteful number, since it uses less digits than its factorization.

2023202031311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17575488.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2023202031311 its reverse (1131302023202), we get a palindrome (3154504054513).

The spelling of 2023202031311 in words is "two trillion, twenty-three billion, two hundred two million, thirty-one thousand, three hundred eleven".