122317198 has 8 divisors (see below), whose sum is σ = 187742808. Its totient is φ = 59736264.

The previous prime is 122317147. The next prime is 122317199. The reversal of 122317198 is 891713221.

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

It is a super-2 number, since 2×122317198² = 29922993853142408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122317199) 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, 711061 + ... + 711232.

It is an arithmetic number, because the mean of its divisors is an integer number (23467851).

Almost surely, 2^122317198 is an apocalyptic number.

122317198 is a deficient number, since it is larger than the sum of its proper divisors (65425610).

122317198 is a wasteful number, since it uses less digits than its factorization.

122317198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422338.

The product of its digits is 6048, while the sum is 34.

The square root of 122317198 is about 11059.7105748749. The cubic root of 122317198 is about 496.3970302467.

The spelling of 122317198 in words is "one hundred twenty-two million, three hundred seventeen thousand, one hundred ninety-eight".