111012000000220 has 48 divisors (see below), whose sum is σ = 259116860405088. Its totient is φ = 39606339618560.

The previous prime is 111012000000199. The next prime is 111012000000289. The reversal of 111012000000220 is 22000000210111.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 111012000000197 and 111012000000206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4760365699 + ... + 4760389018.

It is an arithmetic number, because the mean of its divisors is an integer number (5398267925106).

Almost surely, 2^{111012000000220} is an apocalyptic number.

111012000000220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111012000000220 is an abundant number, since it is smaller than the sum of its proper divisors (148104860404868).

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

111012000000220 is a wasteful number, since it uses less digits than its factorization.

111012000000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9520754790 (or 9520754788 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 111012000000220 its reverse (22000000210111), we get a palindrome (133012000210331).

The spelling of 111012000000220 in words is "one hundred eleven trillion, twelve billion, two hundred twenty", and thus it is an aban number.