22123150 has 48 divisors (see below), whose sum is σ = 48568320. Its totient is φ = 7336800.

The previous prime is 22123133. The next prime is 22123169. The reversal of 22123150 is 5132122.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 9831 + ... + 11869.

It is an arithmetic number, because the mean of its divisors is an integer number (1011840).

Almost surely, 2^22123150 is an apocalyptic number.

22123150 is an abundant number, since it is smaller than the sum of its proper divisors (26445170).

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

22123150 is a wasteful number, since it uses less digits than its factorization.

22123150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2089 (or 2084 counting only the distinct ones).

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

The square root of 22123150 is about 4703.5252736644. The cubic root of 22123150 is about 280.7257955914.

Adding to 22123150 its reverse (5132122), we get a palindrome (27255272).

The spelling of 22123150 in words is "twenty-two million, one hundred twenty-three thousand, one hundred fifty".