11134332211221 has 6 divisors (see below), whose sum is σ = 16082924305110. Its totient is φ = 7422888140808.

The previous prime is 11134332211139. The next prime is 11134332211231. The reversal of 11134332211221 is 12211223343111.

11134332211221 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 433 + 2 + 2 + 1 + 1 + 221 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5768210924100 + 5366121287121 = 2401710^2 + 2316489^2 .

It is not a de Polignac number, because 11134332211221 - 2¹¹ = 11134332209173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11134332211231) 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 5 ways as a sum of consecutive naturals, for example, 618574011726 + ... + 618574011743.

It is an arithmetic number, because the mean of its divisors is an integer number (2680487384185).

Almost surely, 2^{11134332211221} is an apocalyptic number.

It is an amenable number.

11134332211221 is a deficient number, since it is larger than the sum of its proper divisors (4948592093889).

11134332211221 is a wasteful number, since it uses less digits than its factorization.

11134332211221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237148023475 (or 1237148023472 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

Adding to 11134332211221 its reverse (12211223343111), we get a palindrome (23345555554332).

The spelling of 11134332211221 in words is "eleven trillion, one hundred thirty-four billion, three hundred thirty-two million, two hundred eleven thousand, two hundred twenty-one".