1111112032321 has 8 divisors (see below), whose sum is σ = 1183516306560. Its totient is φ = 1039490507328.

The previous prime is 1111112032291. The next prime is 1111112032379. The reversal of 1111112032321 is 1232302111111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111112032321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111112032021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195684381 + ... + 195690058.

It is an arithmetic number, because the mean of its divisors is an integer number (147939538320).

Almost surely, 2^{1111112032321} is an apocalyptic number.

It is an amenable number.

1111112032321 is a deficient number, since it is larger than the sum of its proper divisors (72404274239).

1111112032321 is a wasteful number, since it uses less digits than its factorization.

1111112032321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391374623.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1111112032321 its reverse (1232302111111), we get a palindrome (2343414143432).

The spelling of 1111112032321 in words is "one trillion, one hundred eleven billion, one hundred twelve million, thirty-two thousand, three hundred twenty-one".