11001333023 has 4 divisors (see below), whose sum is σ = 11133879288. Its totient is φ = 10868786760.

The previous prime is 11001333017. The next prime is 11001333061. The reversal of 11001333023 is 32033310011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32033310011 = 31 ⋅1033332581.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11001333023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11001332992 and 11001333010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001333223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66273008 + ... + 66273173.

It is an arithmetic number, because the mean of its divisors is an integer number (2783469822).

Almost surely, 2^11001333023 is an apocalyptic number.

11001333023 is a deficient number, since it is larger than the sum of its proper divisors (132546265).

11001333023 is an equidigital number, since it uses as much as digits as its factorization.

11001333023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132546264.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 11001333023 its reverse (32033310011), we get a palindrome (43034643034).

The spelling of 11001333023 in words is "eleven billion, one million, three hundred thirty-three thousand, twenty-three".