2311123332223 has 8 divisors (see below), whose sum is σ = 2435266840320. Its totient is φ = 2187230367960.

The previous prime is 2311123332211. The next prime is 2311123332227. The reversal of 2311123332223 is 3222333211132.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2311123332223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2311123332191 and 2311123332200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311123332227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62617015 + ... + 62653912.

It is an arithmetic number, because the mean of its divisors is an integer number (304408355040).

Almost surely, 2^{2311123332223} is an apocalyptic number.

2311123332223 is a deficient number, since it is larger than the sum of its proper divisors (124143508097).

2311123332223 is a wasteful number, since it uses less digits than its factorization.

2311123332223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125271917.

The product of its digits is 7776, while the sum is 28.

Adding to 2311123332223 its reverse (3222333211132), we get a palindrome (5533456543355).

The spelling of 2311123332223 in words is "two trillion, three hundred eleven billion, one hundred twenty-three million, three hundred thirty-two thousand, two hundred twenty-three".