22151133200 has 60 divisors (see below), whose sum is σ = 60820690560. Its totient is φ = 7594673280.

The previous prime is 22151133197. The next prime is 22151133233. The reversal of 22151133200 is 233115122.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3952760 + ... + 3958359.

It is an arithmetic number, because the mean of its divisors is an integer number (1013678176).

Almost surely, 2^22151133200 is an apocalyptic number.

22151133200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22151133200 is an abundant number, since it is smaller than the sum of its proper divisors (38669557360).

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

22151133200 is a wasteful number, since it uses less digits than its factorization.

22151133200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7911144 (or 7911133 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 22151133200 its reverse (233115122), we get a palindrome (22384248322).

The spelling of 22151133200 in words is "twenty-two billion, one hundred fifty-one million, one hundred thirty-three thousand, two hundred".