122000194 has 12 divisors (see below), whose sum is σ = 194399154. Its totient is φ = 57411584.

The previous prime is 122000191. The next prime is 122000237. The reversal of 122000194 is 491000221.

It can be written as a sum of positive squares in 3 ways, for example, as 121286169 + 714025 = 11013^2 + 845^2 .

It is not an unprimeable number, because it can be changed into a prime (122000191) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 104959 + ... + 106114.

Almost surely, 2^122000194 is an apocalyptic number.

122000194 is a deficient number, since it is larger than the sum of its proper divisors (72398960).

122000194 is a wasteful number, since it uses less digits than its factorization.

122000194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211109 (or 211092 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 122000194 is about 11045.3697991511. The cubic root of 122000194 is about 495.9678292740.

The spelling of 122000194 in words is "one hundred twenty-two million, one hundred ninety-four", and thus it is an aban number.