22232354232 has 64 divisors (see below), whose sum is σ = 60647247360. Its totient is φ = 6735571200.

The previous prime is 22232354149. The next prime is 22232354239. The reversal of 22232354232 is 23245323222.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 22232354232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22232354239) 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, 1926993 + ... + 1938495.

It is an arithmetic number, because the mean of its divisors is an integer number (947613240).

Almost surely, 2^22232354232 is an apocalyptic number.

22232354232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22232354232 is an abundant number, since it is smaller than the sum of its proper divisors (38414893128).

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

22232354232 is a wasteful number, since it uses less digits than its factorization.

22232354232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18844 (or 18840 counting only the distinct ones).

The product of its digits is 34560, while the sum is 30.

Adding to 22232354232 its reverse (23245323222), we get a palindrome (45477677454).

The spelling of 22232354232 in words is "twenty-two billion, two hundred thirty-two million, three hundred fifty-four thousand, two hundred thirty-two".