3021212212 has 12 divisors (see below), whose sum is σ = 5386878756. Its totient is φ = 1482104000.

The previous prime is 3021212203. The next prime is 3021212261. The reversal of 3021212212 is 2122121203.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2381830416 + 639381796 = 48804^2 + 25286^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7125289 + ... + 7125712.

It is an arithmetic number, because the mean of its divisors is an integer number (448906563).

Almost surely, 2^3021212212 is an apocalyptic number.

It is an amenable number.

3021212212 is a deficient number, since it is larger than the sum of its proper divisors (2365666544).

3021212212 is a wasteful number, since it uses less digits than its factorization.

3021212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14251058 (or 14251056 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 3021212212 is about 54965.5547775150. The cubic root of 3021212212 is about 1445.6408458430.

Adding to 3021212212 its reverse (2122121203), we get a palindrome (5143333415).

It can be divided in two parts, 30212 and 12212, that added together give a palindrome (42424).

The spelling of 3021212212 in words is "three billion, twenty-one million, two hundred twelve thousand, two hundred twelve".