7211010022001 has 2 divisors, whose sum is σ = 7211010022002. Its totient is φ = 7211010022000.

The previous prime is 7211010021953. The next prime is 7211010022037. The reversal of 7211010022001 is 1002200101127.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7149334782976 + 61675239025 = 2673824^2 + 248345^2 .

It is an emirp because it is prime and its reverse (1002200101127) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7211010022001 - 2⁶ = 7211010021937 is a prime.

It is not a weakly prime, because it can be changed into another prime (7211010022501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3605505011000 + 3605505011001.

It is an arithmetic number, because the mean of its divisors is an integer number (3605505011001).

Almost surely, 2^{7211010022001} is an apocalyptic number.

It is an amenable number.

7211010022001 is a deficient number, since it is larger than the sum of its proper divisors (1).

7211010022001 is an equidigital number, since it uses as much as digits as its factorization.

7211010022001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 17.

Adding to 7211010022001 its reverse (1002200101127), we get a palindrome (8213210123128).

The spelling of 7211010022001 in words is "seven trillion, two hundred eleven billion, ten million, twenty-two thousand, one".