22421421301 has 2 divisors, whose sum is σ = 22421421302. Its totient is φ = 22421421300.

The previous prime is 22421421221. The next prime is 22421421343. The reversal of 22421421301 is 10312412422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17437202500 + 4984218801 = 132050^2 + 70599^2 .

It is a cyclic number.

It is not a de Polignac number, because 22421421301 - 2²³ = 22413032693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22421421901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11210710650 + 11210710651.

It is an arithmetic number, because the mean of its divisors is an integer number (11210710651).

Almost surely, 2^22421421301 is an apocalyptic number.

It is an amenable number.

22421421301 is a deficient number, since it is larger than the sum of its proper divisors (1).

22421421301 is an equidigital number, since it uses as much as digits as its factorization.

22421421301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 22421421301 its reverse (10312412422), we get a palindrome (32733833723).

The spelling of 22421421301 in words is "twenty-two billion, four hundred twenty-one million, four hundred twenty-one thousand, three hundred one".