122001966 has 24 divisors (see below), whose sum is σ = 265149144. Its totient is φ = 40542480.

The previous prime is 122001953. The next prime is 122001967. The reversal of 122001966 is 669100221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122001967) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4281 + ... + 16196.

It is an arithmetic number, because the mean of its divisors is an integer number (11047881).

Almost surely, 2^122001966 is an apocalyptic number.

122001966 is an abundant number, since it is smaller than the sum of its proper divisors (143147178).

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

122001966 is a wasteful number, since it uses less digits than its factorization.

122001966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20816 (or 20813 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 122001966 is about 11045.4500134671. The cubic root of 122001966 is about 495.9702305017.

The spelling of 122001966 in words is "one hundred twenty-two million, one thousand, nine hundred sixty-six".