1200000220199 has 32 divisors (see below), whose sum is σ = 1400587018560. Its totient is φ = 1016015616000.

The previous prime is 1200000220147. The next prime is 1200000220247. The reversal of 1200000220199 is 9910220000021.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1200000220199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200000220129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36492137 + ... + 36525005.

It is an arithmetic number, because the mean of its divisors is an integer number (43768344330).

Almost surely, 2^{1200000220199} is an apocalyptic number.

1200000220199 is a deficient number, since it is larger than the sum of its proper divisors (200586798361).

1200000220199 is a wasteful number, since it uses less digits than its factorization.

1200000220199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34931.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 1200000220199 in words is "one trillion, two hundred billion, two hundred twenty thousand, one hundred ninety-nine".