111222002200220 has 96 divisors (see below), whose sum is σ = 258707697292800. Its totient is φ = 39973709963264.

The previous prime is 111222002200217. The next prime is 111222002200273. The reversal of 111222002200220 is 22002200222111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

111222002200220 is a modest number, since divided by 2200220 gives 1112220 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62493932 + ... + 64249011.

It is an arithmetic number, because the mean of its divisors is an integer number (2694871846800).

Almost surely, 2^{111222002200220} is an apocalyptic number.

111222002200220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111222002200220 is an abundant number, since it is smaller than the sum of its proper divisors (147485695092580).

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

111222002200220 is a wasteful number, since it uses less digits than its factorization.

111222002200220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126743087 (or 126743085 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 111222002200220 its reverse (22002200222111), we get a palindrome (133224202422331).

The spelling of 111222002200220 in words is "one hundred eleven trillion, two hundred twenty-two billion, two million, two hundred thousand, two hundred twenty".