20023102310233 has 4 divisors (see below), whose sum is σ = 21843384338448. Its totient is φ = 18202820282020.

The previous prime is 20023102310213. The next prime is 20023102310261. The reversal of 20023102310233 is 33201320132002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 20023102310233 - 2⁵ = 20023102310201 is a prime.

It is a super-2 number, since 2×20023102310233² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20023102310213) 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, 910141014091 + ... + 910141014112.

It is an arithmetic number, because the mean of its divisors is an integer number (5460846084612).

Almost surely, 2^{20023102310233} is an apocalyptic number.

It is an amenable number.

20023102310233 is a deficient number, since it is larger than the sum of its proper divisors (1820282028215).

20023102310233 is a wasteful number, since it uses less digits than its factorization.

20023102310233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1820282028214.

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

Adding to 20023102310233 its reverse (33201320132002), we get a palindrome (53224422442235).

The spelling of 20023102310233 in words is "twenty trillion, twenty-three billion, one hundred two million, three hundred ten thousand, two hundred thirty-three".