201211241311 has 8 divisors (see below), whose sum is σ = 201413131920. Its totient is φ = 201009450048.

The previous prime is 201211241267. The next prime is 201211241323. The reversal of 201211241311 is 113142112102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201211241311 - 2¹¹ = 201211239263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201211242311) 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, 4417425 + ... + 4462741.

It is an arithmetic number, because the mean of its divisors is an integer number (25176641490).

Almost surely, 2^201211241311 is an apocalyptic number.

201211241311 is a deficient number, since it is larger than the sum of its proper divisors (201890609).

201211241311 is a wasteful number, since it uses less digits than its factorization.

201211241311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49673.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 201211241311 its reverse (113142112102), we get a palindrome (314353353413).

The spelling of 201211241311 in words is "two hundred one billion, two hundred eleven million, two hundred forty-one thousand, three hundred eleven".