32101213321 has 4 divisors (see below), whose sum is σ = 33496918272. Its totient is φ = 30705508372.

The previous prime is 32101213303. The next prime is 32101213327. The reversal of 32101213321 is 12331210123.

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 32101213321 - 2⁹ = 32101212809 is a prime.

It is a super-3 number, since 3×32101213321³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32101213327) 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, 697852441 + ... + 697852486.

It is an arithmetic number, because the mean of its divisors is an integer number (8374229568).

Almost surely, 2^32101213321 is an apocalyptic number.

It is an amenable number.

32101213321 is a deficient number, since it is larger than the sum of its proper divisors (1395704951).

32101213321 is a wasteful number, since it uses less digits than its factorization.

32101213321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395704950.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 32101213321 its reverse (12331210123), we get a palindrome (44432423444).

The spelling of 32101213321 in words is "thirty-two billion, one hundred one million, two hundred thirteen thousand, three hundred twenty-one".