112212202212122 has 4 divisors (see below), whose sum is σ = 168318303318186. Its totient is φ = 56106101106060.

The previous prime is 112212202212109. The next prime is 112212202212169. The reversal of 112212202212122 is 221212202212211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 58280230954201 + 53931971257921 = 7634149^2 + 7343839^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28053050553029 + ... + 28053050553032.

Almost surely, 2^{112212202212122} is an apocalyptic number.

112212202212122 is a deficient number, since it is larger than the sum of its proper divisors (56106101106064).

112212202212122 is an equidigital number, since it uses as much as digits as its factorization.

112212202212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56106101106063.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 112212202212122 its reverse (221212202212211), we get a palindrome (333424404424333).

The spelling of 112212202212122 in words is "one hundred twelve trillion, two hundred twelve billion, two hundred two million, two hundred twelve thousand, one hundred twenty-two".