32313023103221 has 4 divisors (see below), whose sum is σ = 36929169260832. Its totient is φ = 27696876945612.

The previous prime is 32313023103203. The next prime is 32313023103259. The reversal of 32313023103221 is 12230132031323.

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 de Polignac number, because none of the positive numbers 2^k-32313023103221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32313023133221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2308073078795 + ... + 2308073078808.

It is an arithmetic number, because the mean of its divisors is an integer number (9232292315208).

Almost surely, 2^{32313023103221} is an apocalyptic number.

It is an amenable number.

32313023103221 is a deficient number, since it is larger than the sum of its proper divisors (4616146157611).

32313023103221 is an equidigital number, since it uses as much as digits as its factorization.

32313023103221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4616146157610.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 32313023103221 its reverse (12230132031323), we get a palindrome (44543155134544).

The spelling of 32313023103221 in words is "thirty-two trillion, three hundred thirteen billion, twenty-three million, one hundred three thousand, two hundred twenty-one".