11230332120221 has 4 divisors (see below), whose sum is σ = 11230414264512. Its totient is φ = 11230249975932.

The previous prime is 11230332120187. The next prime is 11230332120233. The reversal of 11230332120221 is 12202123303211.

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 11230332120221 - 2¹⁰ = 11230332119197 is a prime.

It is a super-2 number, since 2×11230332120221² (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 (11230332120421) 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, 40866731 + ... + 41140616.

It is an arithmetic number, because the mean of its divisors is an integer number (2807603566128).

Almost surely, 2^{11230332120221} is an apocalyptic number.

It is an amenable number.

11230332120221 is a deficient number, since it is larger than the sum of its proper divisors (82144291).

11230332120221 is an equidigital number, since it uses as much as digits as its factorization.

11230332120221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82144290.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 11230332120221 its reverse (12202123303211), we get a palindrome (23432455423432).

The spelling of 11230332120221 in words is "eleven trillion, two hundred thirty billion, three hundred thirty-two million, one hundred twenty thousand, two hundred twenty-one".