220112111222200 has 24 divisors (see below), whose sum is σ = 511760658592080. Its totient is φ = 88044844488800.

The previous prime is 220112111222177. The next prime is 220112111222219. The reversal of 220112111222200 is 2222111211022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 550280277856 + ... + 550280278255.

It is an arithmetic number, because the mean of its divisors is an integer number (21323360774670).

Almost surely, 2^{220112111222200} is an apocalyptic number.

220112111222200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220112111222200 is an abundant number, since it is smaller than the sum of its proper divisors (291648547369880).

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

220112111222200 is a wasteful number, since it uses less digits than its factorization.

220112111222200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100560556127 (or 1100560556118 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 220112111222200 its reverse (2222111211022), we get a palindrome (222334222433222).

The spelling of 220112111222200 in words is "two hundred twenty trillion, one hundred twelve billion, one hundred eleven million, two hundred twenty-two thousand, two hundred".