2122012023 has 16 divisors (see below), whose sum is σ = 2851776000. Its totient is φ = 1403503200.

The previous prime is 2122012021. The next prime is 2122012069. The reversal of 2122012023 is 3202102212.

It is a happy number.

It is not a de Polignac number, because 2122012023 - 2¹ = 2122012021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2122011993 and 2122012011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122012021) 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, 209373 + ... + 219273.

It is an arithmetic number, because the mean of its divisors is an integer number (178236000).

Almost surely, 2^2122012023 is an apocalyptic number.

2122012023 is a deficient number, since it is larger than the sum of its proper divisors (729763977).

2122012023 is a wasteful number, since it uses less digits than its factorization.

2122012023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10462.

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

The square root of 2122012023 is about 46065.3017248341. The cubic root of 2122012023 is about 1285.0379299114.

Adding to 2122012023 its reverse (3202102212), we get a palindrome (5324114235).

The spelling of 2122012023 in words is "two billion, one hundred twenty-two million, twelve thousand, twenty-three".