111200202012200 has 144 divisors (see below), whose sum is σ = 302064488538300. Its totient is φ = 37959294643200.

The previous prime is 111200202012199. The next prime is 111200202012217. The reversal of 111200202012200 is 2210202002111.

It can be written as a sum of positive squares in 6 ways, for example, as 45346944552196 + 65853257460004 = 6734014^2 + 8115002^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 22530821 + ... + 27019220.

Almost surely, 2^{111200202012200} is an apocalyptic number.

111200202012200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111200202012200 is an abundant number, since it is smaller than the sum of its proper divisors (190864286526100).

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

111200202012200 is a wasteful number, since it uses less digits than its factorization.

111200202012200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49550300 (or 49550284 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 111200202012200 its reverse (2210202002111), we get a palindrome (113410404014311).

The spelling of 111200202012200 in words is "one hundred eleven trillion, two hundred billion, two hundred two million, twelve thousand, two hundred".