22000231233 has 48 divisors (see below), whose sum is σ = 36730249920. Its totient is φ = 13077490176.

The previous prime is 22000231229. The next prime is 22000231247. The reversal of 22000231233 is 33213200022.

It is a happy number.

22000231233 is a `hidden beast` number, since 2 + 200 + 0 + 231 + 233 = 666.

It is not a de Polignac number, because 22000231233 - 2² = 22000231229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22000231213) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61660 + ... + 218637.

It is an arithmetic number, because the mean of its divisors is an integer number (765213540).

Almost surely, 2^22000231233 is an apocalyptic number.

It is an amenable number.

22000231233 is a deficient number, since it is larger than the sum of its proper divisors (14730018687).

22000231233 is a wasteful number, since it uses less digits than its factorization.

22000231233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280348 (or 280336 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 22000231233 its reverse (33213200022), we get a palindrome (55213431255).

The spelling of 22000231233 in words is "twenty-two billion, two hundred thirty-one thousand, two hundred thirty-three".