222442723722 has 16 divisors (see below), whose sum is σ = 456909378912. Its totient is φ = 72143586000.

The previous prime is 222442723709. The next prime is 222442723753. The reversal of 222442723722 is 227327244222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500996904 + ... + 500997347.

It is an arithmetic number, because the mean of its divisors is an integer number (28556836182).

Almost surely, 2^222442723722 is an apocalyptic number.

222442723722 is an abundant number, since it is smaller than the sum of its proper divisors (234466655190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222442723722 is a wasteful number, since it uses less digits than its factorization.

222442723722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001994293.

The product of its digits is 301056, while the sum is 39.

Adding to 222442723722 its reverse (227327244222), we get a palindrome (449769967944).

The spelling of 222442723722 in words is "two hundred twenty-two billion, four hundred forty-two million, seven hundred twenty-three thousand, seven hundred twenty-two".