11321033123 has 2 divisors, whose sum is σ = 11321033124. Its totient is φ = 11321033122.

The previous prime is 11321033107. The next prime is 11321033161. The reversal of 11321033123 is 32133012311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11321033123 - 2⁴ = 11321033107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11321033095 and 11321033104.

It is not a weakly prime, because it can be changed into another prime (11321033183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660516561 + 5660516562.

It is an arithmetic number, because the mean of its divisors is an integer number (5660516562).

Almost surely, 2^11321033123 is an apocalyptic number.

11321033123 is a deficient number, since it is larger than the sum of its proper divisors (1).

11321033123 is an equidigital number, since it uses as much as digits as its factorization.

11321033123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 11321033123 its reverse (32133012311), we get a palindrome (43454045434).

The spelling of 11321033123 in words is "eleven billion, three hundred twenty-one million, thirty-three thousand, one hundred twenty-three".