2023122021 has 16 divisors (see below), whose sum is σ = 2817607680. Its totient is φ = 1288810160.

The previous prime is 2023121963. The next prime is 2023122061. The reversal of 2023122021 is 1202213202.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2023122021 - 2¹⁵ = 2023089253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023122061) 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, 56920 + ... + 85358.

It is an arithmetic number, because the mean of its divisors is an integer number (176100480).

Almost surely, 2^2023122021 is an apocalyptic number.

It is an amenable number.

2023122021 is a deficient number, since it is larger than the sum of its proper divisors (794485659).

2023122021 is a wasteful number, since it uses less digits than its factorization.

2023122021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29496.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2023122021 is about 44979.1287265549. The cubic root of 2023122021 is about 1264.7577785117.

Adding to 2023122021 its reverse (1202213202), we get a palindrome (3225335223).

The spelling of 2023122021 in words is "two billion, twenty-three million, one hundred twenty-two thousand, twenty-one".