2313204121 has 2 divisors, whose sum is σ = 2313204122. Its totient is φ = 2313204120.

The previous prime is 2313204109. The next prime is 2313204137. The reversal of 2313204121 is 1214023132.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1819875600 + 493328521 = 42660^2 + 22211^2 .

It is a cyclic number.

It is not a de Polignac number, because 2313204121 - 2²¹ = 2311106969 is a prime.

It is a super-2 number, since 2×2313204121² = 10701826610822765282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2313204521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156602060 + 1156602061.

It is an arithmetic number, because the mean of its divisors is an integer number (1156602061).

Almost surely, 2^2313204121 is an apocalyptic number.

It is an amenable number.

2313204121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2313204121 is an equidigital number, since it uses as much as digits as its factorization.

2313204121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2313204121 is about 48095.7806985187. The cubic root of 2313204121 is about 1322.5273207359.

Adding to 2313204121 its reverse (1214023132), we get a palindrome (3527227253).

The spelling of 2313204121 in words is "two billion, three hundred thirteen million, two hundred four thousand, one hundred twenty-one".