12002320011 has 8 divisors (see below), whose sum is σ = 17457920064. Its totient is φ = 7274133320.

The previous prime is 12002319983. The next prime is 12002320051. The reversal of 12002320011 is 11002320021.

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 12002320011 - 2⁷ = 12002319883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12002320051) 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, 181853301 + ... + 181853366.

It is an arithmetic number, because the mean of its divisors is an integer number (2182240008).

Almost surely, 2^12002320011 is an apocalyptic number.

12002320011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12002320011 is a deficient number, since it is larger than the sum of its proper divisors (5455600053).

12002320011 is a wasteful number, since it uses less digits than its factorization.

12002320011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363706681.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 12002320011 its reverse (11002320021), we get a palindrome (23004640032).

The spelling of 12002320011 in words is "twelve billion, two million, three hundred twenty thousand, eleven".