9902102221122 has 16 divisors (see below), whose sum is σ = 19809470162592. Its totient is φ = 3299823120320.

The previous prime is 9902102221069. The next prime is 9902102221153. The reversal of 9902102221122 is 2211222012099.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219380568 + ... + 219425699.

It is an arithmetic number, because the mean of its divisors is an integer number (1238091885162).

Almost surely, 2^{9902102221122} is an apocalyptic number.

9902102221122 is an abundant number, since it is smaller than the sum of its proper divisors (9907367941470).

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

9902102221122 is a wasteful number, since it uses less digits than its factorization.

9902102221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438810033.

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 9902102221122 in words is "nine trillion, nine hundred two billion, one hundred two million, two hundred twenty-one thousand, one hundred twenty-two".