11001112321 has 8 divisors (see below), whose sum is σ = 11570252544. Its totient is φ = 10445363760.

The previous prime is 11001112319. The next prime is 11001112379. The reversal of 11001112321 is 12321110011.

It is a happy number.

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 11001112321 - 2¹ = 11001112319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11001112391) 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, 3346231 + ... + 3349516.

It is an arithmetic number, because the mean of its divisors is an integer number (1446281568).

Almost surely, 2^11001112321 is an apocalyptic number.

It is an amenable number.

11001112321 is a deficient number, since it is larger than the sum of its proper divisors (569140223).

11001112321 is an equidigital number, since it uses as much as digits as its factorization.

11001112321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6695831.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11001112321 its reverse (12321110011), we get a palindrome (23322222332).

It can be divided in two parts, 110011 and 12321, that multiplied together give a palindrome (1355445531).

The spelling of 11001112321 in words is "eleven billion, one million, one hundred twelve thousand, three hundred twenty-one".