111202002122202 has 24 divisors (see below), whose sum is σ = 243323192766420. Its totient is φ = 36700330732800.

The previous prime is 111202002122173. The next prime is 111202002122227. The reversal of 111202002122202 is 202221200202111.

It is a happy number.

111202002122202 is a `hidden beast` number, since 1 + 11 + 20 + 200 + 212 + 220 + 2 = 666.

111202002122202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 110303997610041 + 898004512161 = 10502571^2 + 947631^2 .

It is a super-3 number, since 3×111202002122202³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30583607127 + ... + 30583610762.

Almost surely, 2^{111202002122202} is an apocalyptic number.

111202002122202 is an abundant number, since it is smaller than the sum of its proper divisors (132121190644218).

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

111202002122202 is a wasteful number, since it uses less digits than its factorization.

111202002122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61167217998 (or 61167217995 counting only the distinct ones).

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

Adding to 111202002122202 its reverse (202221200202111), we get a palindrome (313423202324313).

The spelling of 111202002122202 in words is "one hundred eleven trillion, two hundred two billion, two million, one hundred twenty-two thousand, two hundred two".