990000201100012 has 24 divisors (see below), whose sum is σ = 1733883652859904. Its totient is φ = 494604905160912.

The previous prime is 990000201099977. The next prime is 990000201100051. The reversal of 990000201100012 is 210001102000099.

It is a self number, because there is not a number n which added to its sum of digits gives 990000201100012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114554703 + ... + 122893369.

It is an arithmetic number, because the mean of its divisors is an integer number (72245152202496).

Almost surely, 2^{990000201100012} is an apocalyptic number.

It is an amenable number.

990000201100012 is a deficient number, since it is larger than the sum of its proper divisors (743883451759892).

990000201100012 is a wasteful number, since it uses less digits than its factorization.

990000201100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8362365 (or 8362363 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 25.

The spelling of 990000201100012 in words is "nine hundred ninety trillion, two hundred one million, one hundred thousand, twelve".