7220566603331 has 2 divisors, whose sum is σ = 7220566603332. Its totient is φ = 7220566603330.

The previous prime is 7220566603301. The next prime is 7220566603363. The reversal of 7220566603331 is 1333066650227.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7220566603331 is a prime.

It is a super-2 number, since 2×7220566603331² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7220566603301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3610283301665 + 3610283301666.

It is an arithmetic number, because the mean of its divisors is an integer number (3610283301666).

Almost surely, 2^{7220566603331} is an apocalyptic number.

7220566603331 is a deficient number, since it is larger than the sum of its proper divisors (1).

7220566603331 is an equidigital number, since it uses as much as digits as its factorization.

7220566603331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 44.

The spelling of 7220566603331 in words is "seven trillion, two hundred twenty billion, five hundred sixty-six million, six hundred three thousand, three hundred thirty-one".