3222112122 has 20 divisors (see below), whose sum is σ = 7219918266. Its totient is φ = 1074037320.

The previous prime is 3222112111. The next prime is 3222112129. The reversal of 3222112122 is 2212112223.

It can be written as a sum of positive squares in only one way, i.e., 3213869481 + 8242641 = 56691^2 + 2871^2 .

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

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 3222112095 and 3222112104.

It is not an unprimeable number, because it can be changed into a prime (3222112129) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9944629 + ... + 9944952.

Almost surely, 2^3222112122 is an apocalyptic number.

3222112122 is an abundant number, since it is smaller than the sum of its proper divisors (3997806144).

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

3222112122 is a wasteful number, since it uses less digits than its factorization.

3222112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19889595 (or 19889586 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 3222112122 is about 56763.6514153204. The cubic root of 3222112122 is about 1476.9990509708. Note that the first 3 decimals are identical.

Adding to 3222112122 its reverse (2212112223), we get a palindrome (5434224345).

The spelling of 3222112122 in words is "three billion, two hundred twenty-two million, one hundred twelve thousand, one hundred twenty-two".