11110432321 has 8 divisors (see below), whose sum is σ = 11379576384. Its totient is φ = 10841777520.

The previous prime is 11110432309. The next prime is 11110432349. The reversal of 11110432321 is 12323401111.

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 11110432321 - 2²¹ = 11108335169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11110430321) 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, 76141 + ... + 167386.

It is an arithmetic number, because the mean of its divisors is an integer number (1422447048).

Almost surely, 2^11110432321 is an apocalyptic number.

It is an amenable number.

11110432321 is a deficient number, since it is larger than the sum of its proper divisors (269144063).

11110432321 is a wasteful number, since it uses less digits than its factorization.

11110432321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244631.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11110432321 its reverse (12323401111), we get a palindrome (23433833432).

The spelling of 11110432321 in words is "eleven billion, one hundred ten million, four hundred thirty-two thousand, three hundred twenty-one".