22110120002100 has 144 divisors (see below), whose sum is σ = 68897587091648. Its totient is φ = 5442118133760.

The previous prime is 22110120002093. The next prime is 22110120002111. The reversal of 22110120002100 is 120002101122.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 59042652 + ... + 59415948.

Almost surely, 2^{22110120002100} is an apocalyptic number.

22110120002100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22110120002100 is an abundant number, since it is smaller than the sum of its proper divisors (46787467089548).

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

22110120002100 is a wasteful number, since it uses less digits than its factorization.

22110120002100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388514 (or 388507 counting only the distinct ones).

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

Adding to 22110120002100 its reverse (120002101122), we get a palindrome (22230122103222).

The spelling of 22110120002100 in words is "twenty-two trillion, one hundred ten billion, one hundred twenty million, two thousand, one hundred".