10222001002001 has 2 divisors, whose sum is σ = 10222001002002. Its totient is φ = 10222001002000.

The previous prime is 10222001001977. The next prime is 10222001002043. The reversal of 10222001002001 is 10020010022201.

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., 7415709312400 + 2806291689601 = 2723180^2 + 1675199^2 .

It is an emirp because it is prime and its reverse (10020010022201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10222001002001 is a prime.

It is not a weakly prime, because it can be changed into another prime (10222001002501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111000501000 + 5111000501001.

It is an arithmetic number, because the mean of its divisors is an integer number (5111000501001).

Almost surely, 2^{10222001002001} is an apocalyptic number.

It is an amenable number.

10222001002001 is a deficient number, since it is larger than the sum of its proper divisors (1).

10222001002001 is an equidigital number, since it uses as much as digits as its factorization.

10222001002001 is an evil number, because the sum of its binary digits is even.

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

Adding to 10222001002001 its reverse (10020010022201), we get a palindrome (20242011024202).

The spelling of 10222001002001 in words is "ten trillion, two hundred twenty-two billion, one million, two thousand, one".