32113320144221 has 4 divisors (see below), whose sum is σ = 34002338976252. Its totient is φ = 30224301312192.

The previous prime is 32113320144163. The next prime is 32113320144239. The reversal of 32113320144221 is 12244102331123.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26832451800025 + 5280868344196 = 5180005^2 + 2298014^2 .

It is a cyclic number.

It is not a de Polignac number, because 32113320144221 - 2²² = 32113315949917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32113320144251) 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, 944509415990 + ... + 944509416023.

It is an arithmetic number, because the mean of its divisors is an integer number (8500584744063).

Almost surely, 2^{32113320144221} is an apocalyptic number.

It is an amenable number.

32113320144221 is a deficient number, since it is larger than the sum of its proper divisors (1889018832031).

32113320144221 is a wasteful number, since it uses less digits than its factorization.

32113320144221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1889018832030.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 32113320144221 its reverse (12244102331123), we get a palindrome (44357422475344).

The spelling of 32113320144221 in words is "thirty-two trillion, one hundred thirteen billion, three hundred twenty million, one hundred forty-four thousand, two hundred twenty-one".