20222102002100 has 36 divisors (see below), whose sum is σ = 43941827753964. Its totient is φ = 8077805518080.

The previous prime is 20222102002049. The next prime is 20222102002127. The reversal of 20222102002100 is 120020122202.

It can be written as a sum of positive squares in 6 ways, for example, as 2579094673936 + 17643007328164 = 1605956^2 + 4200358^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137867369 + ... + 138013968.

It is an arithmetic number, because the mean of its divisors is an integer number (1220606326499).

Almost surely, 2^{20222102002100} is an apocalyptic number.

20222102002100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222102002100 is an abundant number, since it is smaller than the sum of its proper divisors (23719725751864).

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

20222102002100 is a wasteful number, since it uses less digits than its factorization.

20222102002100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275882084 (or 275882077 counting only the distinct ones).

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

Adding to 20222102002100 its reverse (120020122202), we get a palindrome (20342122124302).

The spelling of 20222102002100 in words is "twenty trillion, two hundred twenty-two billion, one hundred two million, two thousand, one hundred".