220101002201100 has 72 divisors (see below), whose sum is σ = 636850432592080. Its totient is φ = 58691308769280.

The previous prime is 220101002201099. The next prime is 220101002201147. The reversal of 220101002201100 is 1102200101022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6621145 + ... + 22000944.

Almost surely, 2^{220101002201100} is an apocalyptic number.

220101002201100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220101002201100 is an abundant number, since it is smaller than the sum of its proper divisors (416749430390980).

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

220101002201100 is a wasteful number, since it uses less digits than its factorization.

220101002201100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28647739 (or 28647732 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 220101002201100 its reverse (1102200101022), we get a palindrome (221203202302122).

The spelling of 220101002201100 in words is "two hundred twenty trillion, one hundred one billion, two million, two hundred one thousand, one hundred".