111100222202002 has 24 divisors (see below), whose sum is σ = 187645386396636. Its totient is φ = 49268391216000.

The previous prime is 111100222201979. The next prime is 111100222202009. The reversal of 111100222202002 is 200202222001111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 111100221887281 + 314721 = 10540409^2 + 561^2 .

It is not an unprimeable number, because it can be changed into a prime (111100222202009) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 5598670899 + ... + 5598690742.

Almost surely, 2^{111100222202002} is an apocalyptic number.

111100222202002 is a deficient number, since it is larger than the sum of its proper divisors (76545164194634).

111100222202002 is a wasteful number, since it uses less digits than its factorization.

111100222202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11197361706 (or 11197361695 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 111100222202002 its reverse (200202222001111), we get a palindrome (311302444203113).

The spelling of 111100222202002 in words is "one hundred eleven trillion, one hundred billion, two hundred twenty-two million, two hundred two thousand, two".