220221101201112 has 96 divisors (see below), whose sum is σ = 653054188700160. Its totient is φ = 66487417272000.

The previous prime is 220221101201039. The next prime is 220221101201141. The reversal of 220221101201112 is 211102101122022.

220221101201112 is a `hidden beast` number, since 220 + 2 + 211 + 0 + 120 + 1 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 512805564 + ... + 513234827.

It is an arithmetic number, because the mean of its divisors is an integer number (6802647798960).

Almost surely, 2^{220221101201112} is an apocalyptic number.

220221101201112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220221101201112 is an abundant number, since it is smaller than the sum of its proper divisors (432833087499048).

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

220221101201112 is a wasteful number, since it uses less digits than its factorization.

220221101201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026040685 (or 1026040678 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 220221101201112 its reverse (211102101122022), we get a palindrome (431323202323134).

The spelling of 220221101201112 in words is "two hundred twenty trillion, two hundred twenty-one billion, one hundred one million, two hundred one thousand, one hundred twelve".