222101121220122 has 32 divisors (see below), whose sum is σ = 465055941430080. Its totient is φ = 70619605911680.

The previous prime is 222101121220103. The next prime is 222101121220133. The reversal of 222101121220122 is 221022121101222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7689402579 + ... + 7689431462.

It is an arithmetic number, because the mean of its divisors is an integer number (14532998169690).

Almost surely, 2^{222101121220122} is an apocalyptic number.

222101121220122 is an abundant number, since it is smaller than the sum of its proper divisors (242954820209958).

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

222101121220122 is a wasteful number, since it uses less digits than its factorization.

222101121220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15378834158.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 222101121220122 its reverse (221022121101222), we get a palindrome (443123242321344).

The spelling of 222101121220122 in words is "two hundred twenty-two trillion, one hundred one billion, one hundred twenty-one million, two hundred twenty thousand, one hundred twenty-two".