111201222202200 has 288 divisors, whose sum is σ = 406323924333600. Its totient is φ = 27090416148480.

The previous prime is 111201222202003. The next prime is 111201222202247. The reversal of 111201222202200 is 2202222102111.

It is a happy number.

111201222202200 is a `hidden beast` number, since 1 + 1 + 1 + 201 + 22 + 220 + 220 + 0 = 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 polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 22226020 + ... + 26765619.

Almost surely, 2^{111201222202200} is an apocalyptic number.

111201222202200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111201222202200 is an abundant number, since it is smaller than the sum of its proper divisors (295122702131400).

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

111201222202200 is a wasteful number, since it uses less digits than its factorization.

111201222202200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48991771 (or 48991759 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 111201222202200 its reverse (2202222102111), we get a palindrome (113403444304311).

The spelling of 111201222202200 in words is "one hundred eleven trillion, two hundred one billion, two hundred twenty-two million, two hundred two thousand, two hundred".