22201200130321 has 2 divisors, whose sum is σ = 22201200130322. Its totient is φ = 22201200130320.

The previous prime is 22201200130301. The next prime is 22201200130337. The reversal of 22201200130321 is 12303100210222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22048894140625 + 152305989696 = 4695625^2 + 390264^2 .

It is a cyclic number.

It is not a de Polignac number, because 22201200130321 - 2⁵ = 22201200130289 is a prime.

It is not a weakly prime, because it can be changed into another prime (22201200130301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100600065160 + 11100600065161.

It is an arithmetic number, because the mean of its divisors is an integer number (11100600065161).

Almost surely, 2^{22201200130321} is an apocalyptic number.

It is an amenable number.

22201200130321 is a deficient number, since it is larger than the sum of its proper divisors (1).

22201200130321 is an equidigital number, since it uses as much as digits as its factorization.

22201200130321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22201200130321 its reverse (12303100210222), we get a palindrome (34504300340543).

The spelling of 22201200130321 in words is "twenty-two trillion, two hundred one billion, two hundred million, one hundred thirty thousand, three hundred twenty-one".