2123120006 has 16 divisors (see below), whose sum is σ = 3699301920. Its totient is φ = 894991680.

The previous prime is 2123119993. The next prime is 2123120017. The reversal of 2123120006 is 6000213212.

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 7 ways as a sum of consecutive naturals, for example, 1242191 + ... + 1243898.

It is an arithmetic number, because the mean of its divisors is an integer number (231206370).

Almost surely, 2^2123120006 is an apocalyptic number.

2123120006 is a deficient number, since it is larger than the sum of its proper divisors (1576181914).

2123120006 is a wasteful number, since it uses less digits than its factorization.

2123120006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2486159.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2123120006 is about 46077.3263764294. The cubic root of 2123120006 is about 1285.2615466849.

Adding to 2123120006 its reverse (6000213212), we get a palindrome (8123333218).

The spelling of 2123120006 in words is "two billion, one hundred twenty-three million, one hundred twenty thousand, six".