72113031022 has 8 divisors (see below), whose sum is σ = 108184552200. Its totient is φ = 36051513624.

The previous prime is 72113030981. The next prime is 72113031061. The reversal of 72113031022 is 22013031127.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 72113030984 and 72113031002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2482897 + ... + 2511772.

It is an arithmetic number, because the mean of its divisors is an integer number (13523069025).

Almost surely, 2^72113031022 is an apocalyptic number.

72113031022 is a deficient number, since it is larger than the sum of its proper divisors (36071521178).

72113031022 is a wasteful number, since it uses less digits than its factorization.

72113031022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5001890.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 72113031022 its reverse (22013031127), we get a palindrome (94126062149).

The spelling of 72113031022 in words is "seventy-two billion, one hundred thirteen million, thirty-one thousand, twenty-two".