10220002102001 has 2 divisors, whose sum is σ = 10220002102002. Its totient is φ = 10220002102000.

The previous prime is 10220002101997. The next prime is 10220002102043. The reversal of 10220002102001 is 10020120002201.

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., 5614771941601 + 4605230160400 = 2369551^2 + 2145980^2 .

It is an emirp because it is prime and its reverse (10020120002201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10220002102001 - 2² = 10220002101997 is a prime.

It is not a weakly prime, because it can be changed into another prime (10220022102001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110001051000 + 5110001051001.

It is an arithmetic number, because the mean of its divisors is an integer number (5110001051001).

Almost surely, 2^{10220002102001} is an apocalyptic number.

It is an amenable number.

10220002102001 is a deficient number, since it is larger than the sum of its proper divisors (1).

10220002102001 is an equidigital number, since it uses as much as digits as its factorization.

10220002102001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10220002102001 its reverse (10020120002201), we get a palindrome (20240122104202).

The spelling of 10220002102001 in words is "ten trillion, two hundred twenty billion, two million, one hundred two thousand, one".