22231150 has 12 divisors (see below), whose sum is σ = 41350032. Its totient is φ = 8892440.

The previous prime is 22231147. The next prime is 22231151. The reversal of 22231150 is 5113222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22231151) 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 5 ways as a sum of consecutive naturals, for example, 222262 + ... + 222361.

It is an arithmetic number, because the mean of its divisors is an integer number (3445836).

Almost surely, 2^22231150 is an apocalyptic number.

22231150 is a deficient number, since it is larger than the sum of its proper divisors (19118882).

22231150 is a wasteful number, since it uses less digits than its factorization.

22231150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444635 (or 444630 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 22231150 is about 4714.9920466529. The cubic root of 22231150 is about 281.1818666235.

Adding to 22231150 its reverse (5113222), we get a palindrome (27344372).

The spelling of 22231150 in words is "twenty-two million, two hundred thirty-one thousand, one hundred fifty".