11343100121 has 24 divisors (see below), whose sum is σ = 11876955480. Its totient is φ = 10828446720.

The previous prime is 11343100103. The next prime is 11343100127. The reversal of 11343100121 is 12100134311.

11343100121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 8429259721 + 2913840400 = 91811^2 + 53980^2 .

It is not a de Polignac number, because 11343100121 - 2¹⁸ = 11342837977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11343100121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11343100127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22284815 + ... + 22285323.

It is an arithmetic number, because the mean of its divisors is an integer number (494873145).

Almost surely, 2^11343100121 is an apocalyptic number.

It is an amenable number.

11343100121 is a deficient number, since it is larger than the sum of its proper divisors (533855359).

11343100121 is an equidigital number, since it uses as much as digits as its factorization.

11343100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797 (or 736 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11343100121 its reverse (12100134311), we get a palindrome (23443234432).

The spelling of 11343100121 in words is "eleven billion, three hundred forty-three million, one hundred thousand, one hundred twenty-one".