2123113351 has 2 divisors, whose sum is σ = 2123113352. Its totient is φ = 2123113350.

The previous prime is 2123113319. The next prime is 2123113361. The reversal of 2123113351 is 1533113212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2123113351 - 2⁵ = 2123113319 is a prime.

It is a super-2 number, since 2×2123113351² = 9015220602388898402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2123113301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061556675 + 1061556676.

It is an arithmetic number, because the mean of its divisors is an integer number (1061556676).

Almost surely, 2^2123113351 is an apocalyptic number.

2123113351 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123113351 is an equidigital number, since it uses as much as digits as its factorization.

2123113351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 540, while the sum is 22.

The square root of 2123113351 is about 46077.2541608113. The cubic root of 2123113351 is about 1285.2602037832.

Adding to 2123113351 its reverse (1533113212), we get a palindrome (3656226563).

The spelling of 2123113351 in words is "two billion, one hundred twenty-three million, one hundred thirteen thousand, three hundred fifty-one".