202011122 has 16 divisors (see below), whose sum is σ = 305895744. Its totient is φ = 100050000.

The previous prime is 202011109. The next prime is 202011151. The reversal of 202011122 is 221110202.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138497 + ... + 139947.

It is an arithmetic number, because the mean of its divisors is an integer number (19118484).

Almost surely, 2^202011122 is an apocalyptic number.

202011122 is a deficient number, since it is larger than the sum of its proper divisors (103884622).

202011122 is a wasteful number, since it uses less digits than its factorization.

202011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 202011122 is about 14213.0616687609. The cubic root of 202011122 is about 586.7571992833.

Adding to 202011122 its reverse (221110202), we get a palindrome (423121324).

The spelling of 202011122 in words is "two hundred two million, eleven thousand, one hundred twenty-two".