3120012212 has 24 divisors (see below), whose sum is σ = 5663519400. Its totient is φ = 1502153856.

The previous prime is 3120012199. The next prime is 3120012221. The reversal of 3120012212 is 2122100213.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 659256976 + 2460755236 = 25676^2 + 49606^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7214 + ... + 79322.

It is an arithmetic number, because the mean of its divisors is an integer number (235979975).

Almost surely, 2^3120012212 is an apocalyptic number.

It is an amenable number.

3120012212 is a deficient number, since it is larger than the sum of its proper divisors (2543507188).

3120012212 is a wasteful number, since it uses less digits than its factorization.

3120012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72515 (or 72513 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 3120012212 is about 55857.0694899043. The cubic root of 3120012212 is about 1461.2306212764.

Adding to 3120012212 its reverse (2122100213), we get a palindrome (5242112425).

The spelling of 3120012212 in words is "three billion, one hundred twenty million, twelve thousand, two hundred twelve".