112121212220222 has 8 divisors (see below), whose sum is σ = 168199639892856. Its totient is φ = 56054665589272.

The previous prime is 112121212220177. The next prime is 112121212220317. The reversal of 112121212220222 is 222022212121211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2970236828 + ... + 2970274575.

It is an arithmetic number, because the mean of its divisors is an integer number (21024954986607).

Almost surely, 2^{112121212220222} is an apocalyptic number.

112121212220222 is a deficient number, since it is larger than the sum of its proper divisors (56078427672634).

112121212220222 is an equidigital number, since it uses as much as digits as its factorization.

112121212220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5940520842.

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

Adding to 112121212220222 its reverse (222022212121211), we get a palindrome (334143424341433).

The spelling of 112121212220222 in words is "one hundred twelve trillion, one hundred twenty-one billion, two hundred twelve million, two hundred twenty thousand, two hundred twenty-two".