201122122221202 has 128 divisors (see below), whose sum is σ = 395620335903744. Its totient is φ = 74514996154368.

The previous prime is 201122122221187. The next prime is 201122122221277. The reversal of 201122122221202 is 202122221221102.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39462108 + ... + 44266264.

It is an arithmetic number, because the mean of its divisors is an integer number (3090783874248).

Almost surely, 2^{201122122221202} is an apocalyptic number.

201122122221202 is a deficient number, since it is larger than the sum of its proper divisors (194498213682542).

201122122221202 is a wasteful number, since it uses less digits than its factorization.

201122122221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4804412.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 201122122221202 its reverse (202122221221102), we get a palindrome (403244343442304).

The spelling of 201122122221202 in words is "two hundred one trillion, one hundred twenty-two billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred two".