201323012211 has 24 divisors (see below), whose sum is σ = 298075456224. Its totient is φ = 130861415040.

The previous prime is 201323012179. The next prime is 201323012221. The reversal of 201323012211 is 112210323102.

201323012211 is a `hidden beast` number, since 20 + 132 + 301 + 2 + 211 = 666.

It is not a de Polignac number, because 201323012211 - 2⁵ = 201323012179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201323012221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 437410 + ... + 770696.

It is an arithmetic number, because the mean of its divisors is an integer number (12419810676).

Almost surely, 2^201323012211 is an apocalyptic number.

201323012211 is a deficient number, since it is larger than the sum of its proper divisors (96752444013).

201323012211 is a wasteful number, since it uses less digits than its factorization.

201323012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334971 (or 334968 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 201323012211 its reverse (112210323102), we get a palindrome (313533335313).

The spelling of 201323012211 in words is "two hundred one billion, three hundred twenty-three million, twelve thousand, two hundred eleven".