3111122123323 has 4 divisors (see below), whose sum is σ = 3111232989760. Its totient is φ = 3111011256888.

The previous prime is 3111122123297. The next prime is 3111122123353. The reversal of 3111122123323 is 3233212211113.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3111122123323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3111122123353) 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, 55391115 + ... + 55447252.

It is an arithmetic number, because the mean of its divisors is an integer number (777808247440).

Almost surely, 2^{3111122123323} is an apocalyptic number.

3111122123323 is a deficient number, since it is larger than the sum of its proper divisors (110866437).

3111122123323 is a wasteful number, since it uses less digits than its factorization.

3111122123323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110866436.

The product of its digits is 1296, while the sum is 25.

Adding to 3111122123323 its reverse (3233212211113), we get a palindrome (6344334334436).

The spelling of 3111122123323 in words is "three trillion, one hundred eleven billion, one hundred twenty-two million, one hundred twenty-three thousand, three hundred twenty-three".