2120000012 has 48 divisors (see below), whose sum is σ = 4234188000. Its totient is φ = 920678400.

The previous prime is 2119999919. The next prime is 2120000017. The reversal of 2120000012 is 2100000212.

It is not an unprimeable number, because it can be changed into a prime (2120000017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140012 + ... + 154412.

It is an arithmetic number, because the mean of its divisors is an integer number (88212250).

Almost surely, 2^2120000012 is an apocalyptic number.

It is an amenable number.

2120000012 is a deficient number, since it is larger than the sum of its proper divisors (2114187988).

2120000012 is a wasteful number, since it uses less digits than its factorization.

2120000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14586 (or 14584 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 2120000012 is about 46043.4578631970. The cubic root of 2120000012 is about 1284.6316601363.

Adding to 2120000012 its reverse (2100000212), we get a palindrome (4220000224).

The spelling of 2120000012 in words is "two billion, one hundred twenty million, twelve", and thus it is an aban number.