11321221323004 has 12 divisors (see below), whose sum is σ = 19812233363328. Its totient is φ = 5660583219200.

The previous prime is 11321221322953. The next prime is 11321221323029. The reversal of 11321221323004 is 40032312212311.

11321221323004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11321221323004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5917957 + ... + 7593724.

It is an arithmetic number, because the mean of its divisors is an integer number (1651019446944).

Almost surely, 2^{11321221323004} is an apocalyptic number.

It is an amenable number.

11321221323004 is a deficient number, since it is larger than the sum of its proper divisors (8491012040324).

11321221323004 is a wasteful number, since it uses less digits than its factorization.

11321221323004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13721156 (or 13721154 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 11321221323004 its reverse (40032312212311), we get a palindrome (51353533535315).

The spelling of 11321221323004 in words is "eleven trillion, three hundred twenty-one billion, two hundred twenty-one million, three hundred twenty-three thousand, four".