211120222110311 has 2 divisors, whose sum is σ = 211120222110312. Its totient is φ = 211120222110310.

The previous prime is 211120222110269. The next prime is 211120222110377. The reversal of 211120222110311 is 113011222021112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211120222110311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211120222410311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105560111055155 + 105560111055156.

It is an arithmetic number, because the mean of its divisors is an integer number (105560111055156).

Almost surely, 2^{211120222110311} is an apocalyptic number.

211120222110311 is a deficient number, since it is larger than the sum of its proper divisors (1).

211120222110311 is an equidigital number, since it uses as much as digits as its factorization.

211120222110311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 211120222110311 its reverse (113011222021112), we get a palindrome (324131444131423).

The spelling of 211120222110311 in words is "two hundred eleven trillion, one hundred twenty billion, two hundred twenty-two million, one hundred ten thousand, three hundred eleven".