22022002301021 has 2 divisors, whose sum is σ = 22022002301022. Its totient is φ = 22022002301020.

The previous prime is 22022002300993. The next prime is 22022002301027. The reversal of 22022002301021 is 12010320022022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20642610775396 + 1379391525625 = 4543414^2 + 1174475^2 .

It is a cyclic number.

It is not a de Polignac number, because 22022002301021 - 2²⁶ = 22021935192157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22022002301027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11011001150510 + 11011001150511.

It is an arithmetic number, because the mean of its divisors is an integer number (11011001150511).

Almost surely, 2^{22022002301021} is an apocalyptic number.

It is an amenable number.

22022002301021 is a deficient number, since it is larger than the sum of its proper divisors (1).

22022002301021 is an equidigital number, since it uses as much as digits as its factorization.

22022002301021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22022002301021 its reverse (12010320022022), we get a palindrome (34032322323043).

The spelling of 22022002301021 in words is "twenty-two trillion, twenty-two billion, two million, three hundred one thousand, twenty-one".