11332220132221 has 32 divisors (see below), whose sum is σ = 11905105766400. Its totient is φ = 10775456870400.

The previous prime is 11332220132213. The next prime is 11332220132237. The reversal of 11332220132221 is 12223102223311.

It is a cyclic number.

It is not a de Polignac number, because 11332220132221 - 2³ = 11332220132213 is a prime.

It is a super-2 number, since 2×11332220132221² (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 (11332220132201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1481525805 + ... + 1481533453.

It is an arithmetic number, because the mean of its divisors is an integer number (372034555200).

Almost surely, 2^{11332220132221} is an apocalyptic number.

It is an amenable number.

11332220132221 is a deficient number, since it is larger than the sum of its proper divisors (572885634179).

11332220132221 is a wasteful number, since it uses less digits than its factorization.

11332220132221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10845.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 11332220132221 its reverse (12223102223311), we get a palindrome (23555322355532).

The spelling of 11332220132221 in words is "eleven trillion, three hundred thirty-two billion, two hundred twenty million, one hundred thirty-two thousand, two hundred twenty-one".