220211201100 has 72 divisors (see below), whose sum is σ = 695066637888. Its totient is φ = 53384532800.

The previous prime is 220211201099. The next prime is 220211201117. The reversal of 220211201100 is 1102112022.

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, 33362034 + ... + 33368633.

It is an arithmetic number, because the mean of its divisors is an integer number (9653703304).

Almost surely, 2^220211201100 is an apocalyptic number.

220211201100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220211201100 is an abundant number, since it is smaller than the sum of its proper divisors (474855436788).

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

220211201100 is a wasteful number, since it uses less digits than its factorization.

220211201100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66730695 (or 66730688 counting only the distinct ones).

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

Adding to 220211201100 its reverse (1102112022), we get a palindrome (221313313122).

The spelling of 220211201100 in words is "two hundred twenty billion, two hundred eleven million, two hundred one thousand, one hundred".