22331320233 has 16 divisors (see below), whose sum is σ = 30205889280. Its totient is φ = 14673007184.

The previous prime is 22331320213. The next prime is 22331320273. The reversal of 22331320233 is 33202313322.

It is a cyclic number.

It is not a de Polignac number, because 22331320233 - 2⁸ = 22331319977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22331320213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2691 + ... + 211352.

It is an arithmetic number, because the mean of its divisors is an integer number (1887868080).

Almost surely, 2^22331320233 is an apocalyptic number.

It is an amenable number.

22331320233 is a deficient number, since it is larger than the sum of its proper divisors (7874569047).

22331320233 is a wasteful number, since it uses less digits than its factorization.

22331320233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214548.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 22331320233 its reverse (33202313322), we get a palindrome (55533633555).

The spelling of 22331320233 in words is "twenty-two billion, three hundred thirty-one million, three hundred twenty thousand, two hundred thirty-three".