1200200112022 has 16 divisors (see below), whose sum is σ = 1802897678592. Its totient is φ = 599234377000.

The previous prime is 1200200111989. The next prime is 1200200112043. The reversal of 1200200112022 is 2202110020021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1200200111993 and 1200200112011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18172023 + ... + 18237949.

It is an arithmetic number, because the mean of its divisors is an integer number (112681104912).

Almost surely, 2^{1200200112022} is an apocalyptic number.

1200200112022 is a deficient number, since it is larger than the sum of its proper divisors (602697566570).

1200200112022 is a wasteful number, since it uses less digits than its factorization.

1200200112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78923.

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

Adding to 1200200112022 its reverse (2202110020021), we get a palindrome (3402310132043).

The spelling of 1200200112022 in words is "one trillion, two hundred billion, two hundred million, one hundred twelve thousand, twenty-two".