3331222212 has 24 divisors (see below), whose sum is σ = 7953617056. Its totient is φ = 1084583808.

The previous prime is 3331222201. The next prime is 3331222217. The reversal of 3331222212 is 2122221333.

It is a happy number.

It is a super-2 number, since 2×3331222212² = 22194082851444345888, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (3331222217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3227413 + ... + 3228444.

Almost surely, 2^3331222212 is an apocalyptic number.

It is an amenable number.

3331222212 is an abundant number, since it is smaller than the sum of its proper divisors (4622394844).

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

3331222212 is a wasteful number, since it uses less digits than its factorization.

3331222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6455907 (or 6455905 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 3331222212 is about 57716.7411761960. The cubic root of 3331222212 is about 1493.4861559472.

Adding to 3331222212 its reverse (2122221333), we get a palindrome (5453443545).

The spelling of 3331222212 in words is "three billion, three hundred thirty-one million, two hundred twenty-two thousand, two hundred twelve".