11002320123 has 8 divisors (see below), whose sum is σ = 14670523728. Its totient is φ = 7334498304.

The previous prime is 11002320113. The next prime is 11002320167. The reversal of 11002320123 is 32102320011.

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

It is not a de Polignac number, because 11002320123 - 2⁴ = 11002320107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11002320103) 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, 19590 + ... + 149627.

It is an arithmetic number, because the mean of its divisors is an integer number (1833815466).

Almost surely, 2^11002320123 is an apocalyptic number.

11002320123 is a deficient number, since it is larger than the sum of its proper divisors (3668203605).

11002320123 is a wasteful number, since it uses less digits than its factorization.

11002320123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190893.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11002320123 its reverse (32102320011), we get a palindrome (43104640134).

The spelling of 11002320123 in words is "eleven billion, two million, three hundred twenty thousand, one hundred twenty-three".