220202101112100 has 144 divisors (see below), whose sum is σ = 686029438180800. Its totient is φ = 54329690808320.

The previous prime is 220202101112099. The next prime is 220202101112137. The reversal of 220202101112100 is 1211101202022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 220202101112100.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 365604885 + ... + 366206684.

It is an arithmetic number, because the mean of its divisors is an integer number (4764093320700).

Almost surely, 2^{220202101112100} is an apocalyptic number.

220202101112100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220202101112100 is an abundant number, since it is smaller than the sum of its proper divisors (465827337068700).

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

220202101112100 is a wasteful number, since it uses less digits than its factorization.

220202101112100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731811662 (or 731811655 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220202101112100 its reverse (1211101202022), we get a palindrome (221413202314122).

The spelling of 220202101112100 in words is "two hundred twenty trillion, two hundred two billion, one hundred one million, one hundred twelve thousand, one hundred".