211101320331313 has 4 divisors (see below), whose sum is σ = 212763535452160. Its totient is φ = 209439105210468.

The previous prime is 211101320331281. The next prime is 211101320331337. The reversal of 211101320331313 is 313133023101112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 211101320331313 - 2⁵ = 211101320331281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211101320331353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 831107560233 + ... + 831107560486.

It is an arithmetic number, because the mean of its divisors is an integer number (53190883863040).

Almost surely, 2^{211101320331313} is an apocalyptic number.

It is an amenable number.

211101320331313 is a deficient number, since it is larger than the sum of its proper divisors (1662215120847).

211101320331313 is a wasteful number, since it uses less digits than its factorization.

211101320331313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1662215120846.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 211101320331313 its reverse (313133023101112), we get a palindrome (524234343432425).

The spelling of 211101320331313 in words is "two hundred eleven trillion, one hundred one billion, three hundred twenty million, three hundred thirty-one thousand, three hundred thirteen".