11321322033 has 8 divisors (see below), whose sum is σ = 17251538368. Its totient is φ = 6469326864.

The previous prime is 11321322029. The next prime is 11321322053. The reversal of 11321322033 is 33022312311.

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

It is not a de Polignac number, because 11321322033 - 2² = 11321322029 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 539110573 = 11321322033 / (1 + 1 + 3 + 2 + 1 + 3 + 2 + 2 + 0 + 3 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11321322013) 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, 269555266 + ... + 269555307.

It is an arithmetic number, because the mean of its divisors is an integer number (2156442296).

Almost surely, 2^11321322033 is an apocalyptic number.

It is an amenable number.

11321322033 is a deficient number, since it is larger than the sum of its proper divisors (5930216335).

11321322033 is an equidigital number, since it uses as much as digits as its factorization.

11321322033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539110583.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 11321322033 its reverse (33022312311), we get a palindrome (44343634344).

The spelling of 11321322033 in words is "eleven billion, three hundred twenty-one million, three hundred twenty-two thousand, thirty-three".