1022220012122 has 8 divisors (see below), whose sum is σ = 1534331544672. Its totient is φ = 510776163900.

The previous prime is 1022220012109. The next prime is 1022220012181. The reversal of 1022220012122 is 2212100222201.

It is a happy number.

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 1022220012122.

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, 166917254 + ... + 166923377.

It is an arithmetic number, because the mean of its divisors is an integer number (191791443084).

Almost surely, 2^{1022220012122} is an apocalyptic number.

1022220012122 is a deficient number, since it is larger than the sum of its proper divisors (512111532550).

1022220012122 is a wasteful number, since it uses less digits than its factorization.

1022220012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333842164.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1022220012122 its reverse (2212100222201), we get a palindrome (3234320234323).

The spelling of 1022220012122 in words is "one trillion, twenty-two billion, two hundred twenty million, twelve thousand, one hundred twenty-two".