111003332312321 has 16 divisors (see below), whose sum is σ = 113757194350800. Its totient is φ = 108251692032000.

The previous prime is 111003332312303. The next prime is 111003332312401. The reversal of 111003332312321 is 123213233300111.

It can be written as a sum of positive squares in 8 ways, for example, as 17939417895025 + 93063914417296 = 4235495^2 + 9646964^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111003332312321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111003332392321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1060141271 + ... + 1060245971.

It is an arithmetic number, because the mean of its divisors is an integer number (7109824646925).

Almost surely, 2^{111003332312321} is an apocalyptic number.

It is an amenable number.

111003332312321 is a deficient number, since it is larger than the sum of its proper divisors (2753862038479).

111003332312321 is a wasteful number, since it uses less digits than its factorization.

111003332312321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115060.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 111003332312321 its reverse (123213233300111), we get a palindrome (234216565612432).

The spelling of 111003332312321 in words is "one hundred eleven trillion, three billion, three hundred thirty-two million, three hundred twelve thousand, three hundred twenty-one".