22204357120 has 320 divisors, whose sum is σ = 60524019072. Its totient is φ = 7741440000.

The previous prime is 22204357117. The next prime is 22204357127. The reversal of 22204357120 is 2175340222.

It is a tau number, because it is divible by the number of its divisors (320).

It is a super-2 number, since 2×22204357120² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22204357127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105233815 + ... + 105234025.

Almost surely, 2^22204357120 is an apocalyptic number.

22204357120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22204357120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30262009536).

22204357120 is an abundant number, since it is smaller than the sum of its proper divisors (38319661952).

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

22204357120 is a wasteful number, since it uses less digits than its factorization.

22204357120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383 (or 367 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

Adding to 22204357120 its reverse (2175340222), we get a palindrome (24379697342).

The spelling of 22204357120 in words is "twenty-two billion, two hundred four million, three hundred fifty-seven thousand, one hundred twenty".