122220196 has 12 divisors (see below), whose sum is σ = 244440448. Its totient is φ = 52380072.

The previous prime is 122220193. The next prime is 122220199. The reversal of 122220196 is 691022221.

It is an interprime number because it is at equal distance from previous prime (122220193) and next prime (122220199).

122220196 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 122220196.

It is not an unprimeable number, because it can be changed into a prime (122220193) 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, 2182476 + ... + 2182531.

Almost surely, 2^122220196 is an apocalyptic number.

It is an amenable number.

122220196 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.

122220196 is a wasteful number, since it uses less digits than its factorization.

122220196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4365018 (or 4365016 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 122220196 is about 11055.3243281235. The cubic root of 122220196 is about 496.2657752262.

The spelling of 122220196 in words is "one hundred twenty-two million, two hundred twenty thousand, one hundred ninety-six".