7104373472221 has 2 divisors, whose sum is σ = 7104373472222. Its totient is φ = 7104373472220.

The previous prime is 7104373472177. The next prime is 7104373472239. The reversal of 7104373472221 is 1222743734017.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6793164576900 + 311208895321 = 2606370^2 + 557861^2 .

It is a cyclic number.

It is not a de Polignac number, because 7104373472221 - 2⁷ = 7104373472093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7104373473221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3552186736110 + 3552186736111.

It is an arithmetic number, because the mean of its divisors is an integer number (3552186736111).

Almost surely, 2^{7104373472221} is an apocalyptic number.

It is an amenable number.

7104373472221 is a deficient number, since it is larger than the sum of its proper divisors (1).

7104373472221 is an equidigital number, since it uses as much as digits as its factorization.

7104373472221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 395136, while the sum is 43.

The spelling of 7104373472221 in words is "seven trillion, one hundred four billion, three hundred seventy-three million, four hundred seventy-two thousand, two hundred twenty-one".