201020101122 has 32 divisors (see below), whose sum is σ = 419904590400. Its totient is φ = 64090692288.

The previous prime is 201020101109. The next prime is 201020101123. The reversal of 201020101122 is 221101020102.

201020101122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 201020101098 and 201020101107.

It is not an unprimeable number, because it can be changed into a prime (201020101123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7660597 + ... + 7686792.

It is an arithmetic number, because the mean of its divisors is an integer number (13122018450).

Almost surely, 2^201020101122 is an apocalyptic number.

201020101122 is an abundant number, since it is smaller than the sum of its proper divisors (218884489278).

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

201020101122 is a wasteful number, since it uses less digits than its factorization.

201020101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15347490.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201020101122 its reverse (221101020102), we get a palindrome (422121121224).

The spelling of 201020101122 in words is "two hundred one billion, twenty million, one hundred one thousand, one hundred twenty-two".