122120200012 has 24 divisors (see below), whose sum is σ = 228646112240. Its totient is φ = 56898106560.

The previous prime is 122120199989. The next prime is 122120200087. The reversal of 122120200012 is 210002021221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122120199965 and 122120200001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13166223 + ... + 13175494.

Almost surely, 2^122120200012 is an apocalyptic number.

It is an amenable number.

122120200012 is a deficient number, since it is larger than the sum of its proper divisors (106525912228).

122120200012 is a wasteful number, since it uses less digits than its factorization.

122120200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26341801 (or 26341799 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 122120200012 its reverse (210002021221), we get a palindrome (332122221233).

The spelling of 122120200012 in words is "one hundred twenty-two billion, one hundred twenty million, two hundred thousand, twelve".