20110198 has 8 divisors (see below), whose sum is σ = 30184560. Its totient is φ = 10048680.

The previous prime is 20110183. The next prime is 20110217. The reversal of 20110198 is 89101102.

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

It is a plaindrome in base 8.

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, 3568 + ... + 7276.

It is an arithmetic number, because the mean of its divisors is an integer number (3773070).

Almost surely, 2^20110198 is an apocalyptic number.

20110198 is a deficient number, since it is larger than the sum of its proper divisors (10074362).

20110198 is a wasteful number, since it uses less digits than its factorization.

20110198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6422.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 20110198 is about 4484.4395413474. The cubic root of 20110198 is about 271.9393878062.

The spelling of 20110198 in words is "twenty million, one hundred ten thousand, one hundred ninety-eight".