2113122233 has 2 divisors, whose sum is σ = 2113122234. Its totient is φ = 2113122232.

The previous prime is 2113122227. The next prime is 2113122241. The reversal of 2113122233 is 3322213112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1081620544 + 1031501689 = 32888^2 + 32117^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113122233 - 2⁸ = 2113121977 is a prime.

It is not a weakly prime, because it can be changed into another prime (2113122203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056561116 + 1056561117.

It is an arithmetic number, because the mean of its divisors is an integer number (1056561117).

Almost surely, 2^2113122233 is an apocalyptic number.

It is an amenable number.

2113122233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113122233 is an equidigital number, since it uses as much as digits as its factorization.

2113122233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 20.

The square root of 2113122233 is about 45968.7092814232. The cubic root of 2113122233 is about 1283.2409392900.

Adding to 2113122233 its reverse (3322213112), we get a palindrome (5435335345).

The spelling of 2113122233 in words is "two billion, one hundred thirteen million, one hundred twenty-two thousand, two hundred thirty-three".