22155244233 has 16 divisors (see below), whose sum is σ = 29700088320. Its totient is φ = 14690404224.

The previous prime is 22155244183. The next prime is 22155244259. The reversal of 22155244233 is 33244255122.

It is not a de Polignac number, because 22155244233 - 2¹³ = 22155236041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22155244194 and 22155244203.

It is not an unprimeable number, because it can be changed into a prime (22155244733) 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, 740635 + ... + 769967.

It is an arithmetic number, because the mean of its divisors is an integer number (1856255520).

Almost surely, 2^22155244233 is an apocalyptic number.

It is an amenable number.

22155244233 is a deficient number, since it is larger than the sum of its proper divisors (7544844087).

22155244233 is a wasteful number, since it uses less digits than its factorization.

22155244233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30688.

The product of its digits is 57600, while the sum is 33.

Adding to 22155244233 its reverse (33244255122), we get a palindrome (55399499355).

The spelling of 22155244233 in words is "twenty-two billion, one hundred fifty-five million, two hundred forty-four thousand, two hundred thirty-three".