111320422 has 4 divisors (see below), whose sum is σ = 166980636. Its totient is φ = 55660210.

The previous prime is 111320381. The next prime is 111320423. The reversal of 111320422 is 224023111.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 111320396 and 111320405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111320423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27830104 + ... + 27830107.

It is an arithmetic number, because the mean of its divisors is an integer number (41745159).

Almost surely, 2^111320422 is an apocalyptic number.

111320422 is a deficient number, since it is larger than the sum of its proper divisors (55660214).

111320422 is an equidigital number, since it uses as much as digits as its factorization.

111320422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55660213.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 111320422 is about 10550.8493496969. The cubic root of 111320422 is about 481.0515459474.

Adding to 111320422 its reverse (224023111), we get a palindrome (335343533).

The spelling of 111320422 in words is "one hundred eleven million, three hundred twenty thousand, four hundred twenty-two".