11321301111 has 8 divisors (see below), whose sum is σ = 15286145280. Its totient is φ = 7451995512.

The previous prime is 11321301077. The next prime is 11321301133. The reversal of 11321301111 is 11110312311.

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

It is not a de Polignac number, because 11321301111 - 2¹⁰ = 11321300087 is a prime.

It is a super-3 number, since 3×11321301111³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321303111) 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, 23884365 + ... + 23884838.

It is an arithmetic number, because the mean of its divisors is an integer number (1910768160).

Almost surely, 2^11321301111 is an apocalyptic number.

11321301111 is a deficient number, since it is larger than the sum of its proper divisors (3964844169).

11321301111 is an equidigital number, since it uses as much as digits as its factorization.

11321301111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47769285.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 11321301111 its reverse (11110312311), we get a palindrome (22431613422).

The spelling of 11321301111 in words is "eleven billion, three hundred twenty-one million, three hundred one thousand, one hundred eleven".