2120330012 has 12 divisors (see below), whose sum is σ = 3838528680. Its totient is φ = 1023607536.

The previous prime is 2120329979. The next prime is 2120330053. The reversal of 2120330012 is 2100330212.

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9139238 + ... + 9139469.

It is an arithmetic number, because the mean of its divisors is an integer number (319877390).

Almost surely, 2^2120330012 is an apocalyptic number.

It is an amenable number.

2120330012 is a deficient number, since it is larger than the sum of its proper divisors (1718198668).

2120330012 is a wasteful number, since it uses less digits than its factorization.

2120330012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18278740 (or 18278738 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2120330012 is about 46047.0412947455. The cubic root of 2120330012 is about 1284.6983120940.

Adding to 2120330012 its reverse (2100330212), we get a palindrome (4220660224).

It can be divided in two parts, 21203 and 30012, that added together give a palindrome (51215).

The spelling of 2120330012 in words is "two billion, one hundred twenty million, three hundred thirty thousand, twelve".