1200221211202 has 24 divisors (see below), whose sum is σ = 1949823480960. Its totient is φ = 553848300720.

The previous prime is 1200221211179. The next prime is 1200221211271. The reversal of 1200221211202 is 2021121220021.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1572199 + ... + 2207317.

It is an arithmetic number, because the mean of its divisors is an integer number (81242645040).

Almost surely, 2^{1200221211202} is an apocalyptic number.

1200221211202 is a deficient number, since it is larger than the sum of its proper divisors (749602269758).

1200221211202 is a wasteful number, since it uses less digits than its factorization.

1200221211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640738 (or 640725 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1200221211202 its reverse (2021121220021), we get a palindrome (3221342431223).

The spelling of 1200221211202 in words is "one trillion, two hundred billion, two hundred twenty-one million, two hundred eleven thousand, two hundred two".