202012201122 has 16 divisors (see below), whose sum is σ = 407599840800. Its totient is φ = 66741493952.

The previous prime is 202012201063. The next prime is 202012201123. The reversal of 202012201122 is 221102210202.

It is not an unprimeable number, because it can be changed into a prime (202012201123) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 148975872 + ... + 148977227.

It is an arithmetic number, because the mean of its divisors is an integer number (25474990050).

Almost surely, 2^202012201122 is an apocalyptic number.

202012201122 is an abundant number, since it is smaller than the sum of its proper divisors (205587639678).

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

202012201122 is a wasteful number, since it uses less digits than its factorization.

202012201122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297953217.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202012201122 its reverse (221102210202), we get a palindrome (423114411324).

The spelling of 202012201122 in words is "two hundred two billion, twelve million, two hundred one thousand, one hundred twenty-two".