2120013212 has 6 divisors (see below), whose sum is σ = 3710023128. Its totient is φ = 1060006604.

The previous prime is 2120013209. The next prime is 2120013223. The reversal of 2120013212 is 2123100212.

It is a happy number.

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 as a sum of consecutive naturals, namely, 265001648 + ... + 265001655.

It is an arithmetic number, because the mean of its divisors is an integer number (618337188).

Almost surely, 2^2120013212 is an apocalyptic number.

It is an amenable number.

2120013212 is a deficient number, since it is larger than the sum of its proper divisors (1590009916).

2120013212 is a wasteful number, since it uses less digits than its factorization.

2120013212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530003307 (or 530003305 counting only the distinct ones).

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

The square root of 2120013212 is about 46043.6012058136. The cubic root of 2120013212 is about 1284.6343263474.

Adding to 2120013212 its reverse (2123100212), we get a palindrome (4243113424).

The spelling of 2120013212 in words is "two billion, one hundred twenty million, thirteen thousand, two hundred twelve".