22224022000 has 40 divisors (see below), whose sum is σ = 53737690032. Its totient is φ = 8889608000.

The previous prime is 22224021971. The next prime is 22224022069. The reversal of 22224022000 is 22042222.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5554006 + ... + 5558005.

Almost surely, 2^22224022000 is an apocalyptic number.

22224022000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22224022000 is an abundant number, since it is smaller than the sum of its proper divisors (31513668032).

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

22224022000 is a wasteful number, since it uses less digits than its factorization.

22224022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11112034 (or 11112018 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 22224022000 its reverse (22042222), we get a palindrome (22246064222).

The spelling of 22224022000 in words is "twenty-two billion, two hundred twenty-four million, twenty-two thousand".