4031013222 has 64 divisors (see below), whose sum is σ = 9200563200. Its totient is φ = 1307714400.

The previous prime is 4031013193. The next prime is 4031013241. The reversal of 4031013222 is 2223101304.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4031013195 and 4031013204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 315523 + ... + 328049.

It is an arithmetic number, because the mean of its divisors is an integer number (143758800).

Almost surely, 2^4031013222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4031013222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4600281600).

4031013222 is an abundant number, since it is smaller than the sum of its proper divisors (5169549978).

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

4031013222 is a wasteful number, since it uses less digits than its factorization.

4031013222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12698 (or 12692 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 4031013222 is about 63490.2608436916. The cubic root of 4031013222 is about 1591.4930297699.

Adding to 4031013222 its reverse (2223101304), we get a palindrome (6254114526).

The spelling of 4031013222 in words is "four billion, thirty-one million, thirteen thousand, two hundred twenty-two".