22100200121100 has 36 divisors (see below), whose sum is σ = 63943245684584. Its totient is φ = 5893386698880.

The previous prime is 22100200121089. The next prime is 22100200121107. The reversal of 22100200121100 is 112100200122.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (22100200121107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36833666569 + ... + 36833667168.

Almost surely, 2^{22100200121100} is an apocalyptic number.

22100200121100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22100200121100 is an abundant number, since it is smaller than the sum of its proper divisors (41843045563484).

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

22100200121100 is a wasteful number, since it uses less digits than its factorization.

22100200121100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73667333754 (or 73667333747 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22100200121100 its reverse (112100200122), we get a palindrome (22212300321222).

The spelling of 22100200121100 in words is "twenty-two trillion, one hundred billion, two hundred million, one hundred twenty-one thousand, one hundred".