2322313131 has 4 divisors (see below), whose sum is σ = 3096417512. Its totient is φ = 1548208752.

The previous prime is 2322313129. The next prime is 2322313139. The reversal of 2322313131 is 1313132232.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2322313131 - 2¹ = 2322313129 is a prime.

It is a super-2 number, since 2×2322313131² = 10786276556830046322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2322313098 and 2322313107.

It is not an unprimeable number, because it can be changed into a prime (2322313139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 387052186 + ... + 387052191.

It is an arithmetic number, because the mean of its divisors is an integer number (774104378).

Almost surely, 2^2322313131 is an apocalyptic number.

2322313131 is a deficient number, since it is larger than the sum of its proper divisors (774104381).

2322313131 is an equidigital number, since it uses as much as digits as its factorization.

2322313131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774104380.

The product of its digits is 648, while the sum is 21.

The square root of 2322313131 is about 48190.3842171859. The cubic root of 2322313131 is about 1324.2610106819.

Adding to 2322313131 its reverse (1313132232), we get a palindrome (3635445363).

The spelling of 2322313131 in words is "two billion, three hundred twenty-two million, three hundred thirteen thousand, one hundred thirty-one".