990220110110012 has 12 divisors (see below), whose sum is σ = 1737457449140280. Its totient is φ = 493803696069936.

The previous prime is 990220110109991. The next prime is 990220110110053. The reversal of 990220110110012 is 210011011022099.

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, 326589744563 + ... + 326589747594.

It is an arithmetic number, because the mean of its divisors is an integer number (144788120761690).

Almost surely, 2^{990220110110012} is an apocalyptic number.

It is an amenable number.

990220110110012 is a deficient number, since it is larger than the sum of its proper divisors (747237339030268).

990220110110012 is a wasteful number, since it uses less digits than its factorization.

990220110110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653179492540 (or 653179492538 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 990220110110012 in words is "nine hundred ninety trillion, two hundred twenty billion, one hundred ten million, one hundred ten thousand, twelve".