2123301313111 has 32 divisors (see below), whose sum is σ = 2418182035200. Its totient is φ = 1846691616000.

The previous prime is 2123301313099. The next prime is 2123301313181. The reversal of 2123301313111 is 1113131033212.

It is not a de Polignac number, because 2123301313111 - 2²⁵ = 2123267758679 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 (2123301313181) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15979216 + ... + 16111546.

It is an arithmetic number, because the mean of its divisors is an integer number (75568188600).

Almost surely, 2^{2123301313111} is an apocalyptic number.

2123301313111 is a deficient number, since it is larger than the sum of its proper divisors (294880722089).

2123301313111 is a wasteful number, since it uses less digits than its factorization.

2123301313111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132831.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 2123301313111 its reverse (1113131033212), we get a palindrome (3236432346323).

The spelling of 2123301313111 in words is "two trillion, one hundred twenty-three billion, three hundred one million, three hundred thirteen thousand, one hundred eleven".