345220007701 has 2 divisors, whose sum is σ = 345220007702. Its totient is φ = 345220007700.

The previous prime is 345220007677. The next prime is 345220007707. The reversal of 345220007701 is 107700022543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 218074990225 + 127145017476 = 466985^2 + 356574^2 .

It is a cyclic number.

It is not a de Polignac number, because 345220007701 - 2⁹ = 345220007189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345220007707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172610003850 + 172610003851.

It is an arithmetic number, because the mean of its divisors is an integer number (172610003851).

Almost surely, 2^345220007701 is an apocalyptic number.

It is an amenable number.

345220007701 is a deficient number, since it is larger than the sum of its proper divisors (1).

345220007701 is an equidigital number, since it uses as much as digits as its factorization.

345220007701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760, while the sum is 31.

The spelling of 345220007701 in words is "three hundred forty-five billion, two hundred twenty million, seven thousand, seven hundred one".