22103501200 has 120 divisors (see below), whose sum is σ = 58008358656. Its totient is φ = 8026944000.

The previous prime is 22103501191. The next prime is 22103501221. The reversal of 22103501200 is 210530122.

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

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, 3794290 + ... + 3800110.

Almost surely, 2^22103501200 is an apocalyptic number.

22103501200 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 22103501200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29004179328).

22103501200 is an abundant number, since it is smaller than the sum of its proper divisors (35904857456).

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

22103501200 is a wasteful number, since it uses less digits than its factorization.

22103501200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6713 (or 6702 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The spelling of 22103501200 in words is "twenty-two billion, one hundred three million, five hundred one thousand, two hundred".