22201331100 has 72 divisors (see below), whose sum is σ = 69177082800. Its totient is φ = 5464942080.

The previous prime is 22201331099. The next prime is 22201331143. The reversal of 22201331100 is 113310222.

It is a super-2 number, since 2×22201331100² (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 22201331100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2842425 + ... + 2850224.

Almost surely, 2^22201331100 is an apocalyptic number.

22201331100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22201331100 is an abundant number, since it is smaller than the sum of its proper divisors (46975751700).

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

22201331100 is a wasteful number, since it uses less digits than its factorization.

22201331100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5692679 (or 5692672 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 22201331100 its reverse (113310222), we get a palindrome (22314641322).

The spelling of 22201331100 in words is "twenty-two billion, two hundred one million, three hundred thirty-one thousand, one hundred".