22022113200 has 120 divisors (see below), whose sum is σ = 72045293568. Its totient is φ = 5747600640.

The previous prime is 22022113171. The next prime is 22022113231. The reversal of 22022113200 is 231122022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×22022113200² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22022113200.

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, 138832 + ... + 251631.

Almost surely, 2^22022113200 is an apocalyptic number.

22022113200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22022113200 is an abundant number, since it is smaller than the sum of its proper divisors (50023180368).

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

22022113200 is a wasteful number, since it uses less digits than its factorization.

22022113200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390531 (or 390520 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22022113200 its reverse (231122022), we get a palindrome (22253235222).

The spelling of 22022113200 in words is "twenty-two billion, twenty-two million, one hundred thirteen thousand, two hundred".