111321222202 has 8 divisors (see below), whose sum is σ = 168703295796. Its totient is φ = 55086790272.

The previous prime is 111321222143. The next prime is 111321222217. The reversal of 111321222202 is 202222123111.

It can be written as a sum of positive squares in 2 ways, for example, as 111034901961 + 286320241 = 333219^2 + 16921^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 111321222202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286910173 + ... + 286910560.

Almost surely, 2^111321222202 is an apocalyptic number.

111321222202 is a deficient number, since it is larger than the sum of its proper divisors (57382073594).

111321222202 is an equidigital number, since it uses as much as digits as its factorization.

111321222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573820832.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 111321222202 its reverse (202222123111), we get a palindrome (313543345313).

Subtracting 111321222202 from its reverse (202222123111), we obtain a palindrome (90900900909).

The spelling of 111321222202 in words is "one hundred eleven billion, three hundred twenty-one million, two hundred twenty-two thousand, two hundred two".