102000121198 has 8 divisors (see below), whose sum is σ = 153158406192. Its totient is φ = 50947319136.

The previous prime is 102000121187. The next prime is 102000121229. The reversal of 102000121198 is 891121000201.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 26368315 + ... + 26372182.

It is an arithmetic number, because the mean of its divisors is an integer number (19144800774).

Almost surely, 2^102000121198 is an apocalyptic number.

102000121198 is a deficient number, since it is larger than the sum of its proper divisors (51158284994).

102000121198 is an equidigital number, since it uses as much as digits as its factorization.

102000121198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52741466.

The product of its (nonzero) digits is 288, while the sum is 25.

Adding to 102000121198 its reverse (891121000201), we get a palindrome (993121121399).

The spelling of 102000121198 in words is "one hundred two billion, one hundred twenty-one thousand, one hundred ninety-eight".