12122221010122 has 8 divisors (see below), whose sum is σ = 18183760423776. Its totient is φ = 6060967535532.

The previous prime is 12122221010117. The next prime is 12122221010143. The reversal of 12122221010122 is 22101012222121.

12122221010122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12122221010122.

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, 71378748 + ... + 71548375.

It is an arithmetic number, because the mean of its divisors is an integer number (2272970052972).

Almost surely, 2^{12122221010122} is an apocalyptic number.

12122221010122 is a deficient number, since it is larger than the sum of its proper divisors (6061539413654).

12122221010122 is a wasteful number, since it uses less digits than its factorization.

12122221010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142969532.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 12122221010122 its reverse (22101012222121), we get a palindrome (34223233232243).

The spelling of 12122221010122 in words is "twelve trillion, one hundred twenty-two billion, two hundred twenty-one million, ten thousand, one hundred twenty-two".