1200122022109 has 8 divisors (see below), whose sum is σ = 1204447088000. Its totient is φ = 1195803054432.

The previous prime is 1200122022089. The next prime is 1200122022131. The reversal of 1200122022109 is 9012202210021.

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 1200122022109 - 2¹¹ = 1200122020061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1200122022109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200122022149) 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, 1130064 + ... + 1917625.

It is an arithmetic number, because the mean of its divisors is an integer number (150555886000).

Almost surely, 2^{1200122022109} is an apocalyptic number.

It is an amenable number.

1200122022109 is a deficient number, since it is larger than the sum of its proper divisors (4325065891).

1200122022109 is a wasteful number, since it uses less digits than its factorization.

1200122022109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3049107.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 1200122022109 in words is "one trillion, two hundred billion, one hundred twenty-two million, twenty-two thousand, one hundred nine".