122010198 has 8 divisors (see below), whose sum is σ = 244020408. Its totient is φ = 40670064.

The previous prime is 122010197. The next prime is 122010199. The reversal of 122010198 is 891010221.

It is an interprime number because it is at equal distance from previous prime (122010197) and next prime (122010199).

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

122010198 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122010197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10167511 + ... + 10167522.

It is an arithmetic number, because the mean of its divisors is an integer number (30502551).

Almost surely, 2^122010198 is an apocalyptic number.

122010198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122010198 is a wasteful number, since it uses less digits than its factorization.

122010198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20335038.

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 122010198 is about 11045.8226493096. The cubic root of 122010198 is about 495.9813853359.

The spelling of 122010198 in words is "one hundred twenty-two million, ten thousand, one hundred ninety-eight".