20102200100022 has 16 divisors (see below), whose sum is σ = 41291005611312. Its totient is φ = 6519632464800.

The previous prime is 20102200099999. The next prime is 20102200100051. The reversal of 20102200100022 is 22000100220102.

It is a super-2 number, since 2×20102200100022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20102200099980 and 20102200100007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45275225229 + ... + 45275225672.

It is an arithmetic number, because the mean of its divisors is an integer number (2580687850707).

Almost surely, 2^{20102200100022} is an apocalyptic number.

20102200100022 is an abundant number, since it is smaller than the sum of its proper divisors (21188805511290).

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

20102200100022 is a wasteful number, since it uses less digits than its factorization.

20102200100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90550450943.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20102200100022 its reverse (22000100220102), we get a palindrome (42102300320124).

The spelling of 20102200100022 in words is "twenty trillion, one hundred two billion, two hundred million, one hundred thousand, twenty-two".