11032311311123 has 4 divisors (see below), whose sum is σ = 11240468128368. Its totient is φ = 10824154493880.

The previous prime is 11032311311033. The next prime is 11032311311173. The reversal of 11032311311123 is 32111311323011.

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

It is a cyclic number.

It is not a de Polignac number, because 11032311311123 - 2¹² = 11032311307027 is a prime.

It is a super-2 number, since 2×11032311311123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11032311311173) 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, 104078408543 + ... + 104078408648.

It is an arithmetic number, because the mean of its divisors is an integer number (2810117032092).

Almost surely, 2^{11032311311123} is an apocalyptic number.

11032311311123 is a deficient number, since it is larger than the sum of its proper divisors (208156817245).

11032311311123 is an equidigital number, since it uses as much as digits as its factorization.

11032311311123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208156817244.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 11032311311123 its reverse (32111311323011), we get a palindrome (43143622634134).

The spelling of 11032311311123 in words is "eleven trillion, thirty-two billion, three hundred eleven million, three hundred eleven thousand, one hundred twenty-three".