199999002221002 has 32 divisors (see below), whose sum is σ = 303091759170000. Its totient is φ = 98969228160000.

The previous prime is 199999002220951. The next prime is 199999002221047. The reversal of 199999002221002 is 200122200999991.

It can be written as a sum of positive squares in 8 ways, for example, as 188647230781881 + 11351771439121 = 13734891^2 + 3369239^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6462196624 + ... + 6462227572.

Almost surely, 2^{199999002221002} is an apocalyptic number.

199999002221002 is a deficient number, since it is larger than the sum of its proper divisors (103092756948998).

199999002221002 is a wasteful number, since it uses less digits than its factorization.

199999002221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43002.

The product of its (nonzero) digits is 944784, while the sum is 55.

The spelling of 199999002221002 in words is "one hundred ninety-nine trillion, nine hundred ninety-nine billion, two million, two hundred twenty-one thousand, two".