2121200303320 has 32 divisors (see below), whose sum is σ = 5454515066400. Its totient is φ = 727268675328.

The previous prime is 2121200303317. The next prime is 2121200303357. The reversal of 2121200303320 is 233030021212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3787857405 + ... + 3787857964.

It is an arithmetic number, because the mean of its divisors is an integer number (170453595825).

Almost surely, 2^{2121200303320} is an apocalyptic number.

2121200303320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2121200303320 is an abundant number, since it is smaller than the sum of its proper divisors (3333314763080).

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

2121200303320 is a wasteful number, since it uses less digits than its factorization.

2121200303320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7575715387 (or 7575715383 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2121200303320 its reverse (233030021212), we get a palindrome (2354230324532).

The spelling of 2121200303320 in words is "two trillion, one hundred twenty-one billion, two hundred million, three hundred three thousand, three hundred twenty".