1021222002301 has 2 divisors, whose sum is σ = 1021222002302. Its totient is φ = 1021222002300.

The previous prime is 1021222002299. The next prime is 1021222002319. The reversal of 1021222002301 is 1032002221201.

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., 726839797401 + 294382204900 = 852549^2 + 542570^2 .

It is a cyclic number.

It is not a de Polignac number, because 1021222002301 - 2¹ = 1021222002299 is a prime.

Together with 1021222002299, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021222002371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510611001150 + 510611001151.

It is an arithmetic number, because the mean of its divisors is an integer number (510611001151).

Almost surely, 2^{1021222002301} is an apocalyptic number.

It is an amenable number.

1021222002301 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021222002301 is an equidigital number, since it uses as much as digits as its factorization.

1021222002301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1021222002301 its reverse (1032002221201), we get a palindrome (2053224223502).

The spelling of 1021222002301 in words is "one trillion, twenty-one billion, two hundred twenty-two million, two thousand, three hundred one".