4235120212 has 12 divisors (see below), whose sum is σ = 7667028180. Its totient is φ = 2044540736.

The previous prime is 4235120209. The next prime is 4235120287. The reversal of 4235120212 is 2120215324.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 934158096 + 3300962116 = 30564^2 + 57454^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18254713 + ... + 18254944.

It is an arithmetic number, because the mean of its divisors is an integer number (638919015).

Almost surely, 2^4235120212 is an apocalyptic number.

It is an amenable number.

4235120212 is a deficient number, since it is larger than the sum of its proper divisors (3431907968).

4235120212 is a wasteful number, since it uses less digits than its factorization.

4235120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36509690 (or 36509688 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 4235120212 is about 65077.8012228440. The cubic root of 4235120212 is about 1617.9133083467.

Adding to 4235120212 its reverse (2120215324), we get a palindrome (6355335536).

The spelling of 4235120212 in words is "four billion, two hundred thirty-five million, one hundred twenty thousand, two hundred twelve".