345218836201 has 2 divisors, whose sum is σ = 345218836202. Its totient is φ = 345218836200.

The previous prime is 345218836153. The next prime is 345218836211. The reversal of 345218836201 is 102638812543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211877010601 + 133341825600 = 460301^2 + 365160^2 .

It is an emirp because it is prime and its reverse (102638812543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 345218836201 - 2³⁵ = 310859097833 is a prime.

It is a super-2 number, since 2×345218836201² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (345218836211) 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, 172609418100 + 172609418101.

It is an arithmetic number, because the mean of its divisors is an integer number (172609418101).

Almost surely, 2^345218836201 is an apocalyptic number.

It is an amenable number.

345218836201 is a deficient number, since it is larger than the sum of its proper divisors (1).

345218836201 is an equidigital number, since it uses as much as digits as its factorization.

345218836201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 345218836201 in words is "three hundred forty-five billion, two hundred eighteen million, eight hundred thirty-six thousand, two hundred one".