11343124312221 has 32 divisors (see below), whose sum is σ = 16464756252672. Its totient is φ = 6904601380800.

The previous prime is 11343124312213. The next prime is 11343124312301. The reversal of 11343124312221 is 12221342134311.

It is not a de Polignac number, because 11343124312221 - 2³ = 11343124312213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11343124312021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1830646 + ... + 5102696.

It is an arithmetic number, because the mean of its divisors is an integer number (514523632896).

Almost surely, 2^{11343124312221} is an apocalyptic number.

It is an amenable number.

11343124312221 is a deficient number, since it is larger than the sum of its proper divisors (5121631940451).

11343124312221 is a wasteful number, since it uses less digits than its factorization.

11343124312221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3273033.

The product of its digits is 6912, while the sum is 30.

Adding to 11343124312221 its reverse (12221342134311), we get a palindrome (23564466446532).

The spelling of 11343124312221 in words is "eleven trillion, three hundred forty-three billion, one hundred twenty-four million, three hundred twelve thousand, two hundred twenty-one".