72205087222 has 16 divisors (see below), whose sum is σ = 111927555072. Its totient is φ = 34898529960.

The previous prime is 72205087217. The next prime is 72205087289. The reversal of 72205087222 is 22278050227.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 601488 + ... + 711475.

It is an arithmetic number, because the mean of its divisors is an integer number (6995472192).

Almost surely, 2^72205087222 is an apocalyptic number.

72205087222 is a deficient number, since it is larger than the sum of its proper divisors (39722467850).

72205087222 is a wasteful number, since it uses less digits than its factorization.

72205087222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313883.

The product of its (nonzero) digits is 62720, while the sum is 37.

The spelling of 72205087222 in words is "seventy-two billion, two hundred five million, eighty-seven thousand, two hundred twenty-two".