22032010171221 has 8 divisors (see below), whose sum is σ = 29747861834880. Its totient is φ = 14502082644192.

The previous prime is 22032010171187. The next prime is 22032010171231. The reversal of 22032010171221 is 12217101023022.

It is a happy number.

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

It is not a de Polignac number, because 22032010171221 - 2²⁶ = 22031943062357 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22032010171191 and 22032010171200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22032010171231) 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, 46481033880 + ... + 46481034353.

It is an arithmetic number, because the mean of its divisors is an integer number (3718482729360).

Almost surely, 2^{22032010171221} is an apocalyptic number.

It is an amenable number.

22032010171221 is a deficient number, since it is larger than the sum of its proper divisors (7715851663659).

22032010171221 is an equidigital number, since it uses as much as digits as its factorization.

22032010171221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92962068315.

The product of its (nonzero) digits is 672, while the sum is 24.

Adding to 22032010171221 its reverse (12217101023022), we get a palindrome (34249111194243).

The spelling of 22032010171221 in words is "twenty-two trillion, thirty-two billion, ten million, one hundred seventy-one thousand, two hundred twenty-one".