11000320123 has 8 divisors (see below), whose sum is σ = 12469998800. Its totient is φ = 9619712928.

The previous prime is 11000320099. The next prime is 11000320127. The reversal of 11000320123 is 32102300011.

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

It is a cyclic number.

It is not a de Polignac number, because 11000320123 - 2⁹ = 11000319611 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11000320127) 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 7 ways as a sum of consecutive naturals, for example, 22267608 + ... + 22268101.

It is an arithmetic number, because the mean of its divisors is an integer number (1558749850).

Almost surely, 2^11000320123 is an apocalyptic number.

11000320123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11000320123 is a deficient number, since it is larger than the sum of its proper divisors (1469678677).

11000320123 is a wasteful number, since it uses less digits than its factorization.

11000320123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44535741.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 11000320123 its reverse (32102300011), we get a palindrome (43102620134).

The spelling of 11000320123 in words is "eleven billion, three hundred twenty thousand, one hundred twenty-three".