198030902002 has 16 divisors (see below), whose sum is σ = 304656438240. Its totient is φ = 96489392832.

The previous prime is 198030901993. The next prime is 198030902011. The reversal of 198030902002 is 200209030891.

It is an interprime number because it is at equal distance from previous prime (198030901993) and next prime (198030902011).

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, 2621752 + ... + 2696227.

It is an arithmetic number, because the mean of its divisors is an integer number (19041027390).

Almost surely, 2^198030902002 is an apocalyptic number.

198030902002 is a deficient number, since it is larger than the sum of its proper divisors (106625536238).

198030902002 is a wasteful number, since it uses less digits than its factorization.

198030902002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5318457.

The product of its (nonzero) digits is 7776, while the sum is 34.

Adding to 198030902002 its reverse (200209030891), we get a palindrome (398239932893).

The spelling of 198030902002 in words is "one hundred ninety-eight billion, thirty million, nine hundred two thousand, two".