111221200202 has 32 divisors (see below), whose sum is σ = 192598750080. Its totient is φ = 47182996800.

The previous prime is 111221200199. The next prime is 111221200247. The reversal of 111221200202 is 202002122111.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8858093 + ... + 8870639.

It is an arithmetic number, because the mean of its divisors is an integer number (6018710940).

Almost surely, 2^111221200202 is an apocalyptic number.

111221200202 is a deficient number, since it is larger than the sum of its proper divisors (81377549878).

111221200202 is a wasteful number, since it uses less digits than its factorization.

111221200202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18926.

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

Adding to 111221200202 its reverse (202002122111), we get a palindrome (313223322313).

The spelling of 111221200202 in words is "one hundred eleven billion, two hundred twenty-one million, two hundred thousand, two hundred two".