2113322137 has 2 divisors, whose sum is σ = 2113322138. Its totient is φ = 2113322136.

The previous prime is 2113322119. The next prime is 2113322213. The reversal of 2113322137 is 7312233112.

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., 2070341001 + 42981136 = 45501^2 + 6556^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113322137 - 2¹¹ = 2113320089 is a prime.

It is a super-2 number, since 2×2113322137² = 8932260909468493538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2113329137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056661068 + 1056661069.

It is an arithmetic number, because the mean of its divisors is an integer number (1056661069).

Almost surely, 2^2113322137 is an apocalyptic number.

It is an amenable number.

2113322137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113322137 is an equidigital number, since it uses as much as digits as its factorization.

2113322137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 25.

The square root of 2113322137 is about 45970.8835786305. The cubic root of 2113322137 is about 1283.2814034121.

Adding to 2113322137 its reverse (7312233112), we get a palindrome (9425555249).

The spelling of 2113322137 in words is "two billion, one hundred thirteen million, three hundred twenty-two thousand, one hundred thirty-seven".