10222100002021 has 2 divisors, whose sum is σ = 10222100002022. Its totient is φ = 10222100002020.

The previous prime is 10222100002007. The next prime is 10222100002061. The reversal of 10222100002021 is 12020000122201.

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., 8679004380225 + 1543095621796 = 2946015^2 + 1242214^2 .

It is a cyclic number.

It is not a de Polignac number, because 10222100002021 - 2²⁷ = 10221965784293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10222100001992 and 10222100002010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10222100002061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111050001010 + 5111050001011.

It is an arithmetic number, because the mean of its divisors is an integer number (5111050001011).

Almost surely, 2^{10222100002021} is an apocalyptic number.

It is an amenable number.

10222100002021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10222100002021 is an equidigital number, since it uses as much as digits as its factorization.

10222100002021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10222100002021 its reverse (12020000122201), we get a palindrome (22242100124222).

The spelling of 10222100002021 in words is "ten trillion, two hundred twenty-two billion, one hundred million, two thousand, twenty-one".