201130031211 has 16 divisors (see below), whose sum is σ = 275675834880. Its totient is φ = 130387199040.

The previous prime is 201130031189. The next prime is 201130031237. The reversal of 201130031211 is 112130031102.

It is a happy number.

201130031211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-201130031211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201130031281) 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, 6452071 + ... + 6483168.

It is an arithmetic number, because the mean of its divisors is an integer number (17229739680).

Almost surely, 2^201130031211 is an apocalyptic number.

201130031211 is a deficient number, since it is larger than the sum of its proper divisors (74545803669).

201130031211 is a wasteful number, since it uses less digits than its factorization.

201130031211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12935386.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 201130031211 its reverse (112130031102), we get a palindrome (313260062313).

The spelling of 201130031211 in words is "two hundred one billion, one hundred thirty million, thirty-one thousand, two hundred eleven".