11321012120111 has 8 divisors (see below), whose sum is σ = 11344084224000. Its totient is φ = 11297953924920.

The previous prime is 11321012120107. The next prime is 11321012120161. The reversal of 11321012120111 is 11102121012311.

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 11321012120111 - 2² = 11321012120107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11321012120111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321012120161) 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, 1846835 + ... + 5104196.

It is an arithmetic number, because the mean of its divisors is an integer number (1418010528000).

Almost surely, 2^{11321012120111} is an apocalyptic number.

11321012120111 is a deficient number, since it is larger than the sum of its proper divisors (23072103889).

11321012120111 is an equidigital number, since it uses as much as digits as its factorization.

11321012120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6954349.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 11321012120111 its reverse (11102121012311), we get a palindrome (22423133132422).

The spelling of 11321012120111 in words is "eleven trillion, three hundred twenty-one billion, twelve million, one hundred twenty thousand, one hundred eleven".