10321203232221 has 8 divisors (see below), whose sum is σ = 15727547782464. Its totient is φ = 5897830418400.

The previous prime is 10321203232211. The next prime is 10321203232229. The reversal of 10321203232221 is 12223230212301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10321203232221 - 2²³ = 10321194843613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10321203232191 and 10321203232200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10321203232229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245742934080 + ... + 245742934121.

It is an arithmetic number, because the mean of its divisors is an integer number (1965943472808).

Almost surely, 2^{10321203232221} is an apocalyptic number.

It is an amenable number.

10321203232221 is a deficient number, since it is larger than the sum of its proper divisors (5406344550243).

10321203232221 is an equidigital number, since it uses as much as digits as its factorization.

10321203232221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491485868211.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 10321203232221 its reverse (12223230212301), we get a palindrome (22544433444522).

The spelling of 10321203232221 in words is "ten trillion, three hundred twenty-one billion, two hundred three million, two hundred thirty-two thousand, two hundred twenty-one".