2121333302130 has 192 divisors, whose sum is σ = 6440277382272. Its totient is φ = 444019968000.

The previous prime is 2121333302111. The next prime is 2121333302149. The reversal of 2121333302130 is 312033331212.

It is an interprime number because it is at equal distance from previous prime (2121333302111) and next prime (2121333302149).

It is a self number, because there is not a number n which added to its sum of digits gives 2121333302130.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 222496 + ... + 2071755.

It is an arithmetic number, because the mean of its divisors is an integer number (33543111366).

Almost surely, 2^{2121333302130} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2121333302130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3220138691136).

2121333302130 is an abundant number, since it is smaller than the sum of its proper divisors (4318944080142).

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

2121333302130 is a wasteful number, since it uses less digits than its factorization.

2121333302130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2294329 (or 2294322 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 2121333302130 its reverse (312033331212), we get a palindrome (2433366633342).

The spelling of 2121333302130 in words is "two trillion, one hundred twenty-one billion, three hundred thirty-three million, three hundred two thousand, one hundred thirty".