1200201020022 has 128 divisors (see below), whose sum is σ = 2616040627200. Its totient is φ = 365792371200.

The previous prime is 1200201020021. The next prime is 1200201020071. The reversal of 1200201020022 is 2200201020021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200201020021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 335156272 + ... + 335159852.

It is an arithmetic number, because the mean of its divisors is an integer number (20437817400).

Almost surely, 2^{1200201020022} is an apocalyptic number.

1200201020022 is an abundant number, since it is smaller than the sum of its proper divisors (1415839607178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200201020022 is a wasteful number, since it uses less digits than its factorization.

1200201020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4262.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1200201020022 its reverse (2200201020021), we get a palindrome (3400402040043).

Subtracting 1200201020022 from its reverse (2200201020021), we obtain a palindrome (999999999999).

The spelling of 1200201020022 in words is "one trillion, two hundred billion, two hundred one million, twenty thousand, twenty-two".