111000222201220 has 48 divisors (see below), whose sum is σ = 254292453628416. Its totient is φ = 40363552800000.

The previous prime is 111000222201217. The next prime is 111000222201247. The reversal of 111000222201220 is 22102222000111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111000222201194 and 111000222201203.

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 15 ways as a sum of consecutive naturals, for example, 61848520 + ... + 63617920.

It is an arithmetic number, because the mean of its divisors is an integer number (5297759450592).

Almost surely, 2^{111000222201220} is an apocalyptic number.

111000222201220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111000222201220 is an abundant number, since it is smaller than the sum of its proper divisors (143292231427196).

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

111000222201220 is a wasteful number, since it uses less digits than its factorization.

111000222201220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2054572 (or 2054570 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 111000222201220 its reverse (22102222000111), we get a palindrome (133102444201331).

The spelling of 111000222201220 in words is "one hundred eleven trillion, two hundred twenty-two million, two hundred one thousand, two hundred twenty".