72252226222 has 16 divisors (see below), whose sum is σ = 118305849600. Its totient is φ = 32821106040.

The previous prime is 72252226213. The next prime is 72252226229. The reversal of 72252226222 is 22262225227.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72252226229) 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, 1005222 + ... + 1074697.

It is an arithmetic number, because the mean of its divisors is an integer number (7394115600).

Almost surely, 2^72252226222 is an apocalyptic number.

72252226222 is a deficient number, since it is larger than the sum of its proper divisors (46053623378).

72252226222 is a wasteful number, since it uses less digits than its factorization.

72252226222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2081511.

The product of its digits is 53760, while the sum is 34.

The spelling of 72252226222 in words is "seventy-two billion, two hundred fifty-two million, two hundred twenty-six thousand, two hundred twenty-two".