11234232110221 has 4 divisors (see below), whose sum is σ = 11234665371744. Its totient is φ = 11233798848700.

The previous prime is 11234232110219. The next prime is 11234232110239. The reversal of 11234232110221 is 12201123243211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11234232110221 - 2¹ = 11234232110219 is a prime.

It is a super-2 number, since 2×11234232110221² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11234232110251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216591865 + ... + 216643726.

It is an arithmetic number, because the mean of its divisors is an integer number (2808666342936).

Almost surely, 2^{11234232110221} is an apocalyptic number.

It is an amenable number.

11234232110221 is a deficient number, since it is larger than the sum of its proper divisors (433261523).

11234232110221 is an equidigital number, since it uses as much as digits as its factorization.

11234232110221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433261522.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 11234232110221 its reverse (12201123243211), we get a palindrome (23435355353432).

The spelling of 11234232110221 in words is "eleven trillion, two hundred thirty-four billion, two hundred thirty-two million, one hundred ten thousand, two hundred twenty-one".