2120013023 has 2 divisors, whose sum is σ = 2120013024. Its totient is φ = 2120013022.

The previous prime is 2120013011. The next prime is 2120013031. The reversal of 2120013023 is 3203100212.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2120013023 - 2⁶ = 2120012959 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 2120012989 and 2120013007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120013223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060006511 + 1060006512.

It is an arithmetic number, because the mean of its divisors is an integer number (1060006512).

Almost surely, 2^2120013023 is an apocalyptic number.

2120013023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120013023 is an equidigital number, since it uses as much as digits as its factorization.

2120013023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2120013023 is about 46043.5991534111. The cubic root of 2120013023 is about 1284.6342881722.

Adding to 2120013023 its reverse (3203100212), we get a palindrome (5323113235).

The spelling of 2120013023 in words is "two billion, one hundred twenty million, thirteen thousand, twenty-three".