3122113111211 has 8 divisors (see below), whose sum is σ = 3211527771984. Its totient is φ = 3033931756320.

The previous prime is 3122113111163. The next prime is 3122113111213. The reversal of 3122113111211 is 1121113112213.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3122113111211 is a prime.

It is a super-4 number, since 4×3122113111211⁴ (a number of 51 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3122113111213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308321336 + ... + 308331461.

It is an arithmetic number, because the mean of its divisors is an integer number (401440971498).

Almost surely, 2^{3122113111211} is an apocalyptic number.

3122113111211 is a deficient number, since it is larger than the sum of its proper divisors (89414660773).

3122113111211 is an equidigital number, since it uses as much as digits as its factorization.

3122113111211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616652941.

The product of its digits is 72, while the sum is 20.

Adding to 3122113111211 its reverse (1121113112213), we get a palindrome (4243226223424).

The spelling of 3122113111211 in words is "three trillion, one hundred twenty-two billion, one hundred thirteen million, one hundred eleven thousand, two hundred eleven".