201211122010 has 16 divisors (see below), whose sum is σ = 362842150176. Its totient is φ = 80337308688.

The previous prime is 201211121999. The next prime is 201211122023. The reversal of 201211122010 is 10221112102.

201211122010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 18386772 + ... + 18397711.

It is an arithmetic number, because the mean of its divisors is an integer number (22677634386).

Almost surely, 2^201211122010 is an apocalyptic number.

201211122010 is a deficient number, since it is larger than the sum of its proper divisors (161631028166).

201211122010 is a wasteful number, since it uses less digits than its factorization.

201211122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36785037.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201211122010 its reverse (10221112102), we get a palindrome (211432234112).

The spelling of 201211122010 in words is "two hundred one billion, two hundred eleven million, one hundred twenty-two thousand, ten".