220202000100 has 216 divisors, whose sum is σ = 694090575360. Its totient is φ = 58391562240.

The previous prime is 220202000021. The next prime is 220202000101. The reversal of 220202000100 is 1000202022.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (220202000101) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 152177577 + ... + 152179023.

Almost surely, 2^220202000100 is an apocalyptic number.

220202000100 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 220202000100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (347045287680).

220202000100 is an abundant number, since it is smaller than the sum of its proper divisors (473888575260).

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

220202000100 is a wasteful number, since it uses less digits than its factorization.

220202000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2299 (or 2289 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 220202000100 its reverse (1000202022), we get a palindrome (221202202122).

The spelling of 220202000100 in words is "two hundred twenty billion, two hundred two million, one hundred", and thus it is an aban number.