3231012222 has 12 divisors (see below), whose sum is σ = 7000526520. Its totient is φ = 1077004068.

The previous prime is 3231012167. The next prime is 3231012223. The reversal of 3231012222 is 2222101323.

3231012222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 179500679 = 3231012222 / (3 + 2 + 3 + 1 + 0 + 1 + 2 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 3231012195 and 3231012204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3231012223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 89750322 + ... + 89750357.

It is an arithmetic number, because the mean of its divisors is an integer number (583377210).

Almost surely, 2^3231012222 is an apocalyptic number.

3231012222 is an abundant number, since it is smaller than the sum of its proper divisors (3769514298).

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

3231012222 is a wasteful number, since it uses less digits than its factorization.

3231012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179500687 (or 179500684 counting only the distinct ones).

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

The square root of 3231012222 is about 56841.9934731357. The cubic root of 3231012222 is about 1478.3577202614.

Adding to 3231012222 its reverse (2222101323), we get a palindrome (5453113545).

The spelling of 3231012222 in words is "three billion, two hundred thirty-one million, twelve thousand, two hundred twenty-two".