22010321230321 has 4 divisors (see below), whose sum is σ = 22769297824500. Its totient is φ = 21251344636144.

The previous prime is 22010321230213. The next prime is 22010321230333. The reversal of 22010321230321 is 12303212301022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17939756736225 + 4070564494096 = 4235535^2 + 2017564^2 .

It is a cyclic number.

It is not a de Polignac number, because 22010321230321 - 2⁷ = 22010321230193 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22010321230292 and 22010321230301.

It is not an unprimeable number, because it can be changed into a prime (22010321230621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379488297046 + ... + 379488297103.

It is an arithmetic number, because the mean of its divisors is an integer number (5692324456125).

Almost surely, 2^{22010321230321} is an apocalyptic number.

It is an amenable number.

22010321230321 is a deficient number, since it is larger than the sum of its proper divisors (758976594179).

22010321230321 is an equidigital number, since it uses as much as digits as its factorization.

22010321230321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758976594178.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 22010321230321 its reverse (12303212301022), we get a palindrome (34313533531343).

The spelling of 22010321230321 in words is "twenty-two trillion, ten billion, three hundred twenty-one million, two hundred thirty thousand, three hundred twenty-one".