2023120123221 has 32 divisors (see below), whose sum is σ = 2734657884288. Its totient is φ = 1330283243520.

The previous prime is 2023120123181. The next prime is 2023120123249. The reversal of 2023120123221 is 1223210213202.

It is not a de Polignac number, because 2023120123221 - 2⁷ = 2023120123093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023120123261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116982051 + ... + 116999343.

It is an arithmetic number, because the mean of its divisors is an integer number (85458058884).

Almost surely, 2^{2023120123221} is an apocalyptic number.

It is an amenable number.

2023120123221 is a deficient number, since it is larger than the sum of its proper divisors (711537761067).

2023120123221 is a wasteful number, since it uses less digits than its factorization.

2023120123221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18981.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2023120123221 its reverse (1223210213202), we get a palindrome (3246330336423).

The spelling of 2023120123221 in words is "two trillion, twenty-three billion, one hundred twenty million, one hundred twenty-three thousand, two hundred twenty-one".