72231013227 has 8 divisors (see below), whose sum is σ = 101973195216. Its totient is φ = 45321420032.

The previous prime is 72231013171. The next prime is 72231013229.

72231013227 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 72231013227 - 2⁶ = 72231013163 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72231013194 and 72231013203.

It is not an unprimeable number, because it can be changed into a prime (72231013229) by changing a digit.

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, 708147138 + ... + 708147239.

It is an arithmetic number, because the mean of its divisors is an integer number (12746649402).

Almost surely, 2^72231013227 is an apocalyptic number.

72231013227 is a deficient number, since it is larger than the sum of its proper divisors (29742181989).

72231013227 is a wasteful number, since it uses less digits than its factorization.

72231013227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416294397.

The product of its (nonzero) digits is 7056, while the sum is 30.

It can be divided in two parts, 722310 and 13227, that added together give a palindrome (735537).

The spelling of 72231013227 in words is "seventy-two billion, two hundred thirty-one million, thirteen thousand, two hundred twenty-seven".