72223242232000 has 112 divisors (see below), whose sum is σ = 179048560197312. Its totient is φ = 28858979788800.

The previous prime is 72223242231893. The next prime is 72223242232051. The reversal of 72223242232000 is 23224232227.

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 15 ways as a sum of consecutive naturals, for example, 2887429 + ... + 12360571.

Almost surely, 2^{72223242232000} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 72223242232000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89524280098656).

72223242232000 is an abundant number, since it is smaller than the sum of its proper divisors (106825317965312).

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

72223242232000 is an equidigital number, since it uses as much as digits as its factorization.

72223242232000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9474123 (or 9474103 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 31.

Adding to 72223242232000 its reverse (23224232227), we get a palindrome (72246466464227).

The spelling of 72223242232000 in words is "seventy-two trillion, two hundred twenty-three billion, two hundred forty-two million, two hundred thirty-two thousand".