2211310320111 has 12 divisors (see below), whose sum is σ = 3195112174488. Its totient is φ = 1473746602704.

The previous prime is 2211310320077. The next prime is 2211310320127. The reversal of 2211310320111 is 1110230131122.

2211310320111 is a `hidden beast` number, since 2 + 21 + 1 + 310 + 320 + 1 + 11 = 666.

It is not a de Polignac number, because 2211310320111 - 2¹⁰ = 2211310319087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211310320181) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38326020 + ... + 38383673.

It is an arithmetic number, because the mean of its divisors is an integer number (266259347874).

Almost surely, 2^{2211310320111} is an apocalyptic number.

2211310320111 is a deficient number, since it is larger than the sum of its proper divisors (983801854377).

2211310320111 is a wasteful number, since it uses less digits than its factorization.

2211310320111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76712902 (or 76712899 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 2211310320111 its reverse (1110230131122), we get a palindrome (3321540451233).

The spelling of 2211310320111 in words is "two trillion, two hundred eleven billion, three hundred ten million, three hundred twenty thousand, one hundred eleven".