22120665244 has 24 divisors (see below), whose sum is σ = 39557947968. Its totient is φ = 10818670080.

The previous prime is 22120665227. The next prime is 22120665263. The reversal of 22120665244 is 44256602122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296004 + ... + 363124.

It is an arithmetic number, because the mean of its divisors is an integer number (1648247832).

Almost surely, 2^22120665244 is an apocalyptic number.

It is an amenable number.

22120665244 is a deficient number, since it is larger than the sum of its proper divisors (17437282724).

22120665244 is a wasteful number, since it uses less digits than its factorization.

22120665244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68925 (or 68923 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 22120665244 in words is "twenty-two billion, one hundred twenty million, six hundred sixty-five thousand, two hundred forty-four".