22133235124 has 72 divisors (see below), whose sum is σ = 52934097888. Its totient is φ = 7959994560.

The previous prime is 22133235101. The next prime is 22133235149. The reversal of 22133235124 is 42153233122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 22133235092 and 22133235101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 366814 + ... + 422869.

It is an arithmetic number, because the mean of its divisors is an integer number (735195804).

Almost surely, 2^22133235124 is an apocalyptic number.

It is an amenable number.

22133235124 is an abundant number, since it is smaller than the sum of its proper divisors (30800862764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22133235124 is a wasteful number, since it uses less digits than its factorization.

22133235124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789725 (or 789716 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

Adding to 22133235124 its reverse (42153233122), we get a palindrome (64286468246).

The spelling of 22133235124 in words is "twenty-two billion, one hundred thirty-three million, two hundred thirty-five thousand, one hundred twenty-four".