201012122 has 16 divisors (see below), whose sum is σ = 314276352. Its totient is φ = 96316560.

The previous prime is 201012121. The next prime is 201012151. The reversal of 201012122 is 221210102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (201012121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9353 + ... + 22124.

It is an arithmetic number, because the mean of its divisors is an integer number (19642272).

Almost surely, 2^201012122 is an apocalyptic number.

201012122 is a deficient number, since it is larger than the sum of its proper divisors (113264230).

201012122 is a wasteful number, since it uses less digits than its factorization.

201012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31613.

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

The square root of 201012122 is about 14177.8743822902. The cubic root of 201012122 is about 585.7883757895.

Adding to 201012122 its reverse (221210102), we get a palindrome (422222224).

The spelling of 201012122 in words is "two hundred one million, twelve thousand, one hundred twenty-two".