32253101221 has 4 divisors (see below), whose sum is σ = 35185201344. Its totient is φ = 29321001100.

The previous prime is 32253101219. The next prime is 32253101261. The reversal of 32253101221 is 12210135223.

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 32253101221 - 2¹ = 32253101219 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32253101192 and 32253101201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32253101261) 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 3 ways as a sum of consecutive naturals, for example, 1466050045 + ... + 1466050066.

It is an arithmetic number, because the mean of its divisors is an integer number (8796300336).

Almost surely, 2^32253101221 is an apocalyptic number.

It is an amenable number.

32253101221 is a deficient number, since it is larger than the sum of its proper divisors (2932100123).

32253101221 is a wasteful number, since it uses less digits than its factorization.

32253101221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2932100122.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 32253101221 its reverse (12210135223), we get a palindrome (44463236444).

The spelling of 32253101221 in words is "thirty-two billion, two hundred fifty-three million, one hundred one thousand, two hundred twenty-one".