111220050 has 24 divisors (see below), whose sum is σ = 275826096. Its totient is φ = 29658640.

The previous prime is 111220037. The next prime is 111220051. The reversal of 111220050 is 50022111.

It is not an unprimeable number, because it can be changed into a prime (111220051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 370584 + ... + 370883.

It is an arithmetic number, because the mean of its divisors is an integer number (11492754).

Almost surely, 2^111220050 is an apocalyptic number.

111220050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111220050 is an abundant number, since it is smaller than the sum of its proper divisors (164606046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111220050 is a wasteful number, since it uses less digits than its factorization.

111220050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741482 (or 741477 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 111220050 is about 10546.0916931345. The cubic root of 111220050 is about 480.9069225143.

Adding to 111220050 its reverse (50022111), we get a palindrome (161242161).

The spelling of 111220050 in words is "one hundred eleven million, two hundred twenty thousand, fifty".