2121001301302 has 64 divisors (see below), whose sum is σ = 3494393683200. Its totient is φ = 965352660480.

The previous prime is 2121001301291. The next prime is 2121001301311. The reversal of 2121001301302 is 2031031001212.

It is a congruent number.

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, 325253802 + ... + 325260322.

It is an arithmetic number, because the mean of its divisors is an integer number (54599901300).

Almost surely, 2^{2121001301302} is an apocalyptic number.

2121001301302 is a deficient number, since it is larger than the sum of its proper divisors (1373392381898).

2121001301302 is an equidigital number, since it uses as much as digits as its factorization.

2121001301302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7578 (or 7552 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2121001301302 its reverse (2031031001212), we get a palindrome (4152032302514).

The spelling of 2121001301302 in words is "two trillion, one hundred twenty-one billion, one million, three hundred one thousand, three hundred two".