7213222782043 has 2 divisors, whose sum is σ = 7213222782044. Its totient is φ = 7213222782042.

The previous prime is 7213222782013. The next prime is 7213222782083. The reversal of 7213222782043 is 3402872223127.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7213222782043 is a prime.

It is not a weakly prime, because it can be changed into another prime (7213222782013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3606611391021 + 3606611391022.

It is an arithmetic number, because the mean of its divisors is an integer number (3606611391022).

Almost surely, 2^{7213222782043} is an apocalyptic number.

7213222782043 is a deficient number, since it is larger than the sum of its proper divisors (1).

7213222782043 is an equidigital number, since it uses as much as digits as its factorization.

7213222782043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 451584, while the sum is 43.

The spelling of 7213222782043 in words is "seven trillion, two hundred thirteen billion, two hundred twenty-two million, seven hundred eighty-two thousand, forty-three".