11022323111 has 12 divisors (see below), whose sum is σ = 11880506592. Its totient is φ = 10220010624.

The previous prime is 11022323107. The next prime is 11022323113. The reversal of 11022323111 is 11132322011.

It is not a de Polignac number, because 11022323111 - 2² = 11022323107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11022323111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022323113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 307850 + ... + 341783.

It is an arithmetic number, because the mean of its divisors is an integer number (990042216).

Almost surely, 2^11022323111 is an apocalyptic number.

11022323111 is a deficient number, since it is larger than the sum of its proper divisors (858183481).

11022323111 is an equidigital number, since it uses as much as digits as its factorization.

11022323111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649718 (or 649699 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11022323111 its reverse (11132322011), we get a palindrome (22154645122).

The spelling of 11022323111 in words is "eleven billion, twenty-two million, three hundred twenty-three thousand, one hundred eleven".