2313321225 has 12 divisors (see below), whose sum is σ = 3824691216. Its totient is φ = 1233771280.

The previous prime is 2313321221. The next prime is 2313321251. The reversal of 2313321225 is 5221233132.

It is a happy number.

It is not a de Polignac number, because 2313321225 - 2² = 2313321221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2313321195 and 2313321204.

It is not an unprimeable number, because it can be changed into a prime (2313321221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15422067 + ... + 15422216.

It is an arithmetic number, because the mean of its divisors is an integer number (318724268).

Almost surely, 2^2313321225 is an apocalyptic number.

2313321225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2313321225 is a deficient number, since it is larger than the sum of its proper divisors (1511369991).

2313321225 is a wasteful number, since it uses less digits than its factorization.

2313321225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30844296 (or 30844291 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 2313321225 is about 48096.9980871987. The cubic root of 2313321225 is about 1322.5496376346.

Adding to 2313321225 its reverse (5221233132), we get a palindrome (7534554357).

The spelling of 2313321225 in words is "two billion, three hundred thirteen million, three hundred twenty-one thousand, two hundred twenty-five".