22100200212020 has 48 divisors (see below), whose sum is σ = 54869462605440. Its totient is φ = 7315928344704.

The previous prime is 22100200212019. The next prime is 22100200212023. The reversal of 22100200212020 is 2021200200122.

It is a super-2 number, since 2×22100200212020² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 22100200211986 and 22100200212004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22100200212023) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2721695474 + ... + 2721703593.

It is an arithmetic number, because the mean of its divisors is an integer number (1143113804280).

Almost surely, 2^{22100200212020} is an apocalyptic number.

22100200212020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22100200212020 is an abundant number, since it is smaller than the sum of its proper divisors (32769262393420).

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

22100200212020 is a wasteful number, since it uses less digits than its factorization.

22100200212020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5443399112 (or 5443399110 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22100200212020 its reverse (2021200200122), we get a palindrome (24121400412142).

The spelling of 22100200212020 in words is "twenty-two trillion, one hundred billion, two hundred million, two hundred twelve thousand, twenty".