2120122023 has 16 divisors (see below), whose sum is σ = 2919361536. Its totient is φ = 1367190720.

The previous prime is 2120122021. The next prime is 2120122031. The reversal of 2120122023 is 3202210212.

It is a happy number.

It is not a de Polignac number, because 2120122023 - 2¹ = 2120122021 is a prime.

It is a super-2 number, since 2×2120122023² = 8989834784819225058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2120121993 and 2120122011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120122021) 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, 281515 + ... + 288947.

It is an arithmetic number, because the mean of its divisors is an integer number (182460096).

Almost surely, 2^2120122023 is an apocalyptic number.

2120122023 is a deficient number, since it is larger than the sum of its proper divisors (799239513).

2120122023 is a wasteful number, since it uses less digits than its factorization.

2120122023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10534.

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

The square root of 2120122023 is about 46044.7827989231. The cubic root of 2120122023 is about 1284.6563041907.

Adding to 2120122023 its reverse (3202210212), we get a palindrome (5322332235).

The spelling of 2120122023 in words is "two billion, one hundred twenty million, one hundred twenty-two thousand, twenty-three".