111102101222202 has 12 divisors (see below), whose sum is σ = 240721219314810. Its totient is φ = 37034033740728.

The previous prime is 111102101222197. The next prime is 111102101222209. The reversal of 111102101222202 is 202222101201111.

111102101222202 is a `hidden beast` number, since 1 + 1 + 110 + 210 + 122 + 220 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 79629227037441 + 31472874184761 = 8923521^2 + 5610069^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6172338956789 = 111102101222202 / (1 + 1 + 1 + 1 + 0 + 2 + 1 + 0 + 1 + 2 + 2 + 2 + 2 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (111102101222209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3086169478377 + ... + 3086169478412.

Almost surely, 2^{111102101222202} is an apocalyptic number.

111102101222202 is an abundant number, since it is smaller than the sum of its proper divisors (129619118092608).

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

111102101222202 is a wasteful number, since it uses less digits than its factorization.

111102101222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6172338956797 (or 6172338956794 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 111102101222202 its reverse (202222101201111), we get a palindrome (313324202423313).

The spelling of 111102101222202 in words is "one hundred eleven trillion, one hundred two billion, one hundred one million, two hundred twenty-two thousand, two hundred two".