111120420422 has 24 divisors (see below), whose sum is σ = 188162603328. Its totient is φ = 49144162320.

The previous prime is 111120420409. The next prime is 111120420443. The reversal of 111120420422 is 224024021111.

It is a junction number, because it is equal to n+sod(n) for n = 111120420394 and 111120420403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6196118 + ... + 6214025.

It is an arithmetic number, because the mean of its divisors is an integer number (7840108472).

Almost surely, 2^111120420422 is an apocalyptic number.

111120420422 is a deficient number, since it is larger than the sum of its proper divisors (77042182906).

111120420422 is a wasteful number, since it uses less digits than its factorization.

111120420422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12410204 (or 12410193 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 111120420422 its reverse (224024021111), we get a palindrome (335144441533).

The spelling of 111120420422 in words is "one hundred eleven billion, one hundred twenty million, four hundred twenty thousand, four hundred twenty-two".