22121032 has 16 divisors (see below), whose sum is σ = 43280640. Its totient is φ = 10579536.

The previous prime is 22121003. The next prime is 22121041. The reversal of 22121032 is 23012122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59928 + ... + 60295.

It is an arithmetic number, because the mean of its divisors is an integer number (2705040).

Almost surely, 2^22121032 is an apocalyptic number.

It is an amenable number.

22121032 is a deficient number, since it is larger than the sum of its proper divisors (21159608).

22121032 is a wasteful number, since it uses less digits than its factorization.

22121032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120252 (or 120248 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 22121032 is about 4703.3001180023. The cubic root of 22121032 is about 280.7168367073.

Adding to 22121032 its reverse (23012122), we get a palindrome (45133154).

The spelling of 22121032 in words is "twenty-two million, one hundred twenty-one thousand, thirty-two".