2120120002 has 32 divisors (see below), whose sum is σ = 4269896064. Its totient is φ = 762480000.

The previous prime is 2120119951. The next prime is 2120120011. The reversal of 2120120002 is 2000210212.

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 in 15 ways as a sum of consecutive naturals, for example, 527499 + ... + 531502.

It is an arithmetic number, because the mean of its divisors is an integer number (133434252).

Almost surely, 2^2120120002 is an apocalyptic number.

2120120002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2120120002 is an abundant number, since it is smaller than the sum of its proper divisors (2149776062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2120120002 is a wasteful number, since it uses less digits than its factorization.

2120120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059034.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2120120002 is about 46044.7608528918. The cubic root of 2120120002 is about 1284.6558959923.

Adding to 2120120002 its reverse (2000210212), we get a palindrome (4120330214).

The spelling of 2120120002 in words is "two billion, one hundred twenty million, one hundred twenty thousand, two".