22032321331021 has 8 divisors (see below), whose sum is σ = 22450540047480. Its totient is φ = 21614195745792.

The previous prime is 22032321330989. The next prime is 22032321331063. The reversal of 22032321331021 is 12013312323022.

It can be written as a sum of positive squares in 4 ways, for example, as 1408052784996 + 20624268546025 = 1186614^2 + 4541395^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22032321331021 - 2⁵ = 22032321330989 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 (22032321331121) 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, 22805080 + ... + 23751553.

It is an arithmetic number, because the mean of its divisors is an integer number (2806317505935).

Almost surely, 2^{22032321331021} is an apocalyptic number.

It is an amenable number.

22032321331021 is a deficient number, since it is larger than the sum of its proper divisors (418218716459).

22032321331021 is an equidigital number, since it uses as much as digits as its factorization.

22032321331021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46565615.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 22032321331021 its reverse (12013312323022), we get a palindrome (34045633654043).

The spelling of 22032321331021 in words is "twenty-two trillion, thirty-two billion, three hundred twenty-one million, three hundred thirty-one thousand, twenty-one".