22133235123 has 16 divisors (see below), whose sum is σ = 33589735200. Its totient is φ = 14395599360.

The previous prime is 22133235101. The next prime is 22133235149. The reversal of 22133235123 is 32153233122.

It is a happy number.

22133235123 is a `hidden beast` number, since 2 + 213 + 323 + 5 + 123 = 666.

It is not a de Polignac number, because 22133235123 - 2⁹ = 22133234611 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (22133235193) 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, 9995838 + ... + 9998051.

It is an arithmetic number, because the mean of its divisors is an integer number (2099358450).

Almost surely, 2^22133235123 is an apocalyptic number.

22133235123 is a deficient number, since it is larger than the sum of its proper divisors (11456500077).

22133235123 is a wasteful number, since it uses less digits than its factorization.

22133235123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19993939 (or 19993933 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

Adding to 22133235123 its reverse (32153233122), we get a palindrome (54286468245).

The spelling of 22133235123 in words is "twenty-two billion, one hundred thirty-three million, two hundred thirty-five thousand, one hundred twenty-three".