2212311233 has 4 divisors (see below), whose sum is σ = 2413430448. Its totient is φ = 2011192020.

The previous prime is 2212311229. The next prime is 2212311247. The reversal of 2212311233 is 3321132122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2212311233 - 2² = 2212311229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2212311203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100559591 + ... + 100559612.

It is an arithmetic number, because the mean of its divisors is an integer number (603357612).

Almost surely, 2^2212311233 is an apocalyptic number.

It is an amenable number.

2212311233 is a deficient number, since it is larger than the sum of its proper divisors (201119215).

2212311233 is a wasteful number, since it uses less digits than its factorization.

2212311233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201119214.

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

The square root of 2212311233 is about 47035.2126921948. The cubic root of 2212311233 is about 1303.0129785587.

Adding to 2212311233 its reverse (3321132122), we get a palindrome (5533443355).

The spelling of 2212311233 in words is "two billion, two hundred twelve million, three hundred eleven thousand, two hundred thirty-three".