22254103210321 has 2 divisors, whose sum is σ = 22254103210322. Its totient is φ = 22254103210320.

The previous prime is 22254103210303. The next prime is 22254103210543. The reversal of 22254103210321 is 12301230145222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15531678050625 + 6722425159696 = 3941025^2 + 2592764^2 .

It is a cyclic number.

It is not a de Polignac number, because 22254103210321 - 2¹³ = 22254103202129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22254103210321.

It is not a weakly prime, because it can be changed into another prime (22254103210021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11127051605160 + 11127051605161.

It is an arithmetic number, because the mean of its divisors is an integer number (11127051605161).

Almost surely, 2^{22254103210321} is an apocalyptic number.

It is an amenable number.

22254103210321 is a deficient number, since it is larger than the sum of its proper divisors (1).

22254103210321 is an equidigital number, since it uses as much as digits as its factorization.

22254103210321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 22254103210321 its reverse (12301230145222), we get a palindrome (34555333355543).

The spelling of 22254103210321 in words is "twenty-two trillion, two hundred fifty-four billion, one hundred three million, two hundred ten thousand, three hundred twenty-one".