22216616722 has 16 divisors (see below), whose sum is σ = 33434100000. Its totient is φ = 11071974240.

The previous prime is 22216616707. The next prime is 22216616729. The reversal of 22216616722 is 22761661222.

It is not an unprimeable number, because it can be changed into a prime (22216616729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 795654 + ... + 823102.

It is an arithmetic number, because the mean of its divisors is an integer number (2089631250).

Almost surely, 2^22216616722 is an apocalyptic number.

22216616722 is a deficient number, since it is larger than the sum of its proper divisors (11217483278).

22216616722 is a wasteful number, since it uses less digits than its factorization.

22216616722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28761.

The product of its digits is 48384, while the sum is 37.

The spelling of 22216616722 in words is "twenty-two billion, two hundred sixteen million, six hundred sixteen thousand, seven hundred twenty-two".