22010020101100 has 144 divisors (see below), whose sum is σ = 50417846551296. Its totient is φ = 8323590880000.

The previous prime is 22010020101079. The next prime is 22010020101109. The reversal of 22010020101100 is 110102001022.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (22010020101109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 136279395 + ... + 136440805.

It is an arithmetic number, because the mean of its divisors is an integer number (350123934384).

Almost surely, 2^{22010020101100} is an apocalyptic number.

22010020101100 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 22010020101100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25208923275648).

22010020101100 is an abundant number, since it is smaller than the sum of its proper divisors (28407826450196).

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

22010020101100 is a wasteful number, since it uses less digits than its factorization.

22010020101100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162136 (or 162129 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 22010020101100 its reverse (110102001022), we get a palindrome (22120122102122).

The spelling of 22010020101100 in words is "twenty-two trillion, ten billion, twenty million, one hundred one thousand, one hundred".