11112322321111 has 4 divisors (see below), whose sum is σ = 12122533441224. Its totient is φ = 10102111201000.

The previous prime is 11112322321099. The next prime is 11112322321123.

11112322321111 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11112322321099) and next prime (11112322321123).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11112322321111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112322321151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505105560040 + ... + 505105560061.

It is an arithmetic number, because the mean of its divisors is an integer number (3030633360306).

Almost surely, 2^{11112322321111} is an apocalyptic number.

11112322321111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11112322321111 is a deficient number, since it is larger than the sum of its proper divisors (1010211120113).

11112322321111 is a wasteful number, since it uses less digits than its factorization.

11112322321111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010211120112.

The product of its digits is 144, while the sum is 22.

It can be divided in two parts, 1111232 and 2321111, that added together give a palindrome (3432343).

The spelling of 11112322321111 in words is "eleven trillion, one hundred twelve billion, three hundred twenty-two million, three hundred twenty-one thousand, one hundred eleven".