2121130301311 has 4 divisors (see below), whose sum is σ = 2424148915792. Its totient is φ = 1818111686832.

The previous prime is 2121130301293. The next prime is 2121130301417. The reversal of 2121130301311 is 1131030311212.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2121130301311 - 2¹¹ = 2121130299263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121130301111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151509307230 + ... + 151509307243.

It is an arithmetic number, because the mean of its divisors is an integer number (606037228948).

Almost surely, 2^{2121130301311} is an apocalyptic number.

2121130301311 is a deficient number, since it is larger than the sum of its proper divisors (303018614481).

2121130301311 is an equidigital number, since it uses as much as digits as its factorization.

2121130301311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303018614480.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 2121130301311 its reverse (1131030311212), we get a palindrome (3252160612523).

Subtracting from 2121130301311 its reverse (1131030311212), we obtain a palindrome (990099990099).

The spelling of 2121130301311 in words is "two trillion, one hundred twenty-one billion, one hundred thirty million, three hundred one thousand, three hundred eleven".