20200022001100 has 108 divisors (see below), whose sum is σ = 46569003604816. Its totient is φ = 7603929031680.

The previous prime is 20200022001043. The next prime is 20200022001193. The reversal of 20200022001100 is 110022000202.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 333099982 + ... + 333160618.

Almost surely, 2^{20200022001100} is an apocalyptic number.

20200022001100 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 20200022001100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23284501802408).

20200022001100 is an abundant number, since it is smaller than the sum of its proper divisors (26368981603716).

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

20200022001100 is a wasteful number, since it uses less digits than its factorization.

20200022001100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72212 (or 72188 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20200022001100 its reverse (110022000202), we get a palindrome (20310044001302).

The spelling of 20200022001100 in words is "twenty trillion, two hundred billion, twenty-two million, one thousand, one hundred".