1200202122212 has 24 divisors (see below), whose sum is σ = 2340951510240. Its totient is φ = 535074629760.

The previous prime is 1200202122187. The next prime is 1200202122281. The reversal of 1200202122212 is 2122212020021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 464473214 + ... + 464475797.

It is an arithmetic number, because the mean of its divisors is an integer number (97539646260).

Almost surely, 2^{1200202122212} is an apocalyptic number.

It is an amenable number.

1200202122212 is a deficient number, since it is larger than the sum of its proper divisors (1140749388028).

1200202122212 is a wasteful number, since it uses less digits than its factorization.

1200202122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928949051 (or 928949049 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1200202122212 its reverse (2122212020021), we get a palindrome (3322414142233).

The spelling of 1200202122212 in words is "one trillion, two hundred billion, two hundred two million, one hundred twenty-two thousand, two hundred twelve".