22252312333 has 4 divisors (see below), whose sum is σ = 23561271900. Its totient is φ = 20943352768.

The previous prime is 22252312283. The next prime is 22252312349. The reversal of 22252312333 is 33321325222.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 20203211044 + 2049101289 = 142138^2 + 45267^2 .

It is a cyclic number.

It is not a de Polignac number, because 22252312333 - 2¹⁷ = 22252181261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22252319333) 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, 654479758 + ... + 654479791.

It is an arithmetic number, because the mean of its divisors is an integer number (5890317975).

Almost surely, 2^22252312333 is an apocalyptic number.

It is an amenable number.

22252312333 is a deficient number, since it is larger than the sum of its proper divisors (1308959567).

22252312333 is a wasteful number, since it uses less digits than its factorization.

22252312333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1308959566.

The product of its digits is 12960, while the sum is 28.

Adding to 22252312333 its reverse (33321325222), we get a palindrome (55573637555).

The spelling of 22252312333 in words is "twenty-two billion, two hundred fifty-two million, three hundred twelve thousand, three hundred thirty-three".