200122120109 has 8 divisors (see below), whose sum is σ = 202118940000. Its totient is φ = 198135065232.

The previous prime is 200122120087. The next prime is 200122120111. The reversal of 200122120109 is 901021221002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 200122120109 - 2¹² = 200122116013 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200122120189) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2400059 + ... + 2482040.

It is an arithmetic number, because the mean of its divisors is an integer number (25264867500).

Almost surely, 2^200122120109 is an apocalyptic number.

It is an amenable number.

200122120109 is a deficient number, since it is larger than the sum of its proper divisors (1996819891).

200122120109 is a wasteful number, since it uses less digits than its factorization.

200122120109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4882507.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 200122120109 in words is "two hundred billion, one hundred twenty-two million, one hundred twenty thousand, one hundred nine".