311132322132211 has 2 divisors, whose sum is σ = 311132322132212. Its totient is φ = 311132322132210.

The previous prime is 311132322132199. The next prime is 311132322132227. The reversal of 311132322132211 is 112231223231113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 311132322132211 - 2⁷ = 311132322132083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 311132322132211.

It is not a weakly prime, because it can be changed into another prime (311132322132811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155566161066105 + 155566161066106.

It is an arithmetic number, because the mean of its divisors is an integer number (155566161066106).

Almost surely, 2^{311132322132211} is an apocalyptic number.

311132322132211 is a deficient number, since it is larger than the sum of its proper divisors (1).

311132322132211 is an equidigital number, since it uses as much as digits as its factorization.

311132322132211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 28.

Adding to 311132322132211 its reverse (112231223231113), we get a palindrome (423363545363324).

The spelling of 311132322132211 in words is "three hundred eleven trillion, one hundred thirty-two billion, three hundred twenty-two million, one hundred thirty-two thousand, two hundred eleven".