220111202100 has 36 divisors (see below), whose sum is σ = 636855078944. Its totient is φ = 58696320480.

The previous prime is 220111202093. The next prime is 220111202117. The reversal of 220111202100 is 1202111022.

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

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, 366851704 + ... + 366852303.

Almost surely, 2^220111202100 is an apocalyptic number.

220111202100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220111202100 is an abundant number, since it is smaller than the sum of its proper divisors (416743876844).

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

220111202100 is a wasteful number, since it uses less digits than its factorization.

220111202100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733704024 (or 733704017 counting only the distinct ones).

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

Adding to 220111202100 its reverse (1202111022), we get a palindrome (221313313122).

The spelling of 220111202100 in words is "two hundred twenty billion, one hundred eleven million, two hundred two thousand, one hundred".