11311012323 has 36 divisors (see below), whose sum is σ = 17710322760. Its totient is φ = 6953251968.

The previous prime is 11311012319. The next prime is 11311012333. The reversal of 11311012323 is 32321011311.

It is not a de Polignac number, because 11311012323 - 2² = 11311012319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11311012296 and 11311012305.

It is not an unprimeable number, because it can be changed into a prime (11311012313) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1665148 + ... + 1671926.

It is an arithmetic number, because the mean of its divisors is an integer number (491953410).

Almost surely, 2^11311012323 is an apocalyptic number.

11311012323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11311012323 is a deficient number, since it is larger than the sum of its proper divisors (6399310437).

11311012323 is a wasteful number, since it uses less digits than its factorization.

11311012323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7908 (or 7892 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11311012323 its reverse (32321011311), we get a palindrome (43632023634).

The spelling of 11311012323 in words is "eleven billion, three hundred eleven million, twelve thousand, three hundred twenty-three".