111320221024 has 24 divisors (see below), whose sum is σ = 219178212120. Its totient is φ = 55655913216.

The previous prime is 111320220929. The next prime is 111320221081. The reversal of 111320221024 is 420122023111.

It is a junction number, because it is equal to n+sod(n) for n = 111320220992 and 111320221010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324127 + ... + 572449.

It is an arithmetic number, because the mean of its divisors is an integer number (9132425505).

Almost surely, 2^111320221024 is an apocalyptic number.

It is an amenable number.

111320221024 is a deficient number, since it is larger than the sum of its proper divisors (107857991096).

111320221024 is a wasteful number, since it uses less digits than its factorization.

111320221024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262342 (or 262334 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 111320221024 its reverse (420122023111), we get a palindrome (531442244135).

The spelling of 111320221024 in words is "one hundred eleven billion, three hundred twenty million, two hundred twenty-one thousand, twenty-four".