100198030 has 16 divisors (see below), whose sum is σ = 181569600. Its totient is φ = 39809632.

The previous prime is 100198009. The next prime is 100198061. The reversal of 100198030 is 30891001.

It is a junction number, because it is equal to n+sod(n) for n = 100197992 and 100198010.

It is a congruent number.

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, 32134 + ... + 35113.

It is an arithmetic number, because the mean of its divisors is an integer number (11348100).

Almost surely, 2^100198030 is an apocalyptic number.

100198030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100198030 is a deficient number, since it is larger than the sum of its proper divisors (81371570).

100198030 is a wasteful number, since it uses less digits than its factorization.

100198030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67403.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 100198030 is about 10009.8966028626. The cubic root of 100198030 is about 464.4650726135.

The spelling of 100198030 in words is "one hundred million, one hundred ninety-eight thousand, thirty".