22031001224 has 16 divisors (see below), whose sum is σ = 41330520000. Its totient is φ = 11009529232.

The previous prime is 22031001217. The next prime is 22031001253. The reversal of 22031001224 is 42210013022.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 730724 + ... + 760275.

It is an arithmetic number, because the mean of its divisors is an integer number (2583157500).

Almost surely, 2^22031001224 is an apocalyptic number.

It is an amenable number.

22031001224 is a deficient number, since it is larger than the sum of its proper divisors (19299518776).

22031001224 is a wasteful number, since it uses less digits than its factorization.

22031001224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492852 (or 1492848 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22031001224 its reverse (42210013022), we get a palindrome (64241014246).

The spelling of 22031001224 in words is "twenty-two billion, thirty-one million, one thousand, two hundred twenty-four".