311222213211113 has 8 divisors (see below), whose sum is σ = 316108961047488. Its totient is φ = 306362538770544.

The previous prime is 311222213211101. The next prime is 311222213211187. The reversal of 311222213211113 is 311112312222113.

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 311222213211113 - 2¹⁴ = 311222213194729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (311222213213113) 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, 6768325781 + ... + 6768371762.

It is an arithmetic number, because the mean of its divisors is an integer number (39513620130936).

Almost surely, 2^{311222213211113} is an apocalyptic number.

It is an amenable number.

311222213211113 is a deficient number, since it is larger than the sum of its proper divisors (4886747836375).

311222213211113 is a wasteful number, since it uses less digits than its factorization.

311222213211113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13536697903.

The product of its digits is 864, while the sum is 26.

Adding to 311222213211113 its reverse (311112312222113), we get a palindrome (622334525433226).

The spelling of 311222213211113 in words is "three hundred eleven trillion, two hundred twenty-two billion, two hundred thirteen million, two hundred eleven thousand, one hundred thirteen".