201011122 has 64 divisors (see below), whose sum is σ = 357799680. Its totient is φ = 83913984.

The previous prime is 201011113. The next prime is 201011137. The reversal of 201011122 is 221110102.

It is a junction number, because it is equal to n+sod(n) for n = 201011099 and 201011108.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1161828 + ... + 1162000.

It is an arithmetic number, because the mean of its divisors is an integer number (5590620).

Almost surely, 2^201011122 is an apocalyptic number.

201011122 is a deficient number, since it is larger than the sum of its proper divisors (156788558).

201011122 is a wasteful number, since it uses less digits than its factorization.

201011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 201011122 is about 14177.8391160289. The cubic root of 201011122 is about 585.7874043898.

Adding to 201011122 its reverse (221110102), we get a palindrome (422121224).

The spelling of 201011122 in words is "two hundred one million, eleven thousand, one hundred twenty-two".