112221221002 has 16 divisors (see below), whose sum is σ = 185036521824. Its totient is φ = 50620258000.

The previous prime is 112221220973. The next prime is 112221221023. The reversal of 112221221002 is 200122122211.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19466449 + ... + 19472212.

It is an arithmetic number, because the mean of its divisors is an integer number (11564782614).

Almost surely, 2^112221221002 is an apocalyptic number.

112221221002 is a deficient number, since it is larger than the sum of its proper divisors (72815300822).

112221221002 is a wasteful number, since it uses less digits than its factorization.

112221221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38938805.

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

Adding to 112221221002 its reverse (200122122211), we get a palindrome (312343343213).

The spelling of 112221221002 in words is "one hundred twelve billion, two hundred twenty-one million, two hundred twenty-one thousand, two".