21330112198 has 8 divisors (see below), whose sum is σ = 32354664840. Its totient is φ = 10545223920.

The previous prime is 21330112189. The next prime is 21330112207. The reversal of 21330112198 is 89121103312.

It is an interprime number because it is at equal distance from previous prime (21330112189) and next prime (21330112207).

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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59915868 + ... + 59916223.

It is an arithmetic number, because the mean of its divisors is an integer number (4044333105).

Almost surely, 2^21330112198 is an apocalyptic number.

21330112198 is a deficient number, since it is larger than the sum of its proper divisors (11024552642).

21330112198 is a wasteful number, since it uses less digits than its factorization.

21330112198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119832182.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 21330112198 in words is "twenty-one billion, three hundred thirty million, one hundred twelve thousand, one hundred ninety-eight".