2120002106 has 16 divisors (see below), whose sum is σ = 3195521280. Its totient is φ = 1054838160.

The previous prime is 2120002103. The next prime is 2120002133. The reversal of 2120002106 is 6012000212.

It is not an unprimeable number, because it can be changed into a prime (2120002103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 599315 + ... + 602841.

It is an arithmetic number, because the mean of its divisors is an integer number (199720080).

Almost surely, 2^2120002106 is an apocalyptic number.

2120002106 is a deficient number, since it is larger than the sum of its proper divisors (1075519174).

2120002106 is a wasteful number, since it uses less digits than its factorization.

2120002106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4909.

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

The square root of 2120002106 is about 46043.4806025783. The cubic root of 2120002106 is about 1284.6320830951.

Adding to 2120002106 its reverse (6012000212), we get a palindrome (8132002318).

The spelling of 2120002106 in words is "two billion, one hundred twenty million, two thousand, one hundred six".