2121340002 has 64 divisors (see below), whose sum is σ = 4733614080. Its totient is φ = 630330624.

The previous prime is 2121339991. The next prime is 2121340031. The reversal of 2121340002 is 2000431212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 237249 + ... + 246027.

It is an arithmetic number, because the mean of its divisors is an integer number (73962720).

Almost surely, 2^2121340002 is an apocalyptic number.

2121340002 is an abundant number, since it is smaller than the sum of its proper divisors (2612274078).

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

2121340002 is a wasteful number, since it uses less digits than its factorization.

2121340002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8927.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2121340002 is about 46058.0069260492. The cubic root of 2121340002 is about 1284.9022624972.

Adding to 2121340002 its reverse (2000431212), we get a palindrome (4121771214).

The spelling of 2121340002 in words is "two billion, one hundred twenty-one million, three hundred forty thousand, two".