202344340361 has 2 divisors, whose sum is σ = 202344340362. Its totient is φ = 202344340360.

The previous prime is 202344340349. The next prime is 202344340399. The reversal of 202344340361 is 163043443202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190934041600 + 11410298761 = 436960^2 + 106819^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202344340361 is a prime.

It is a super-2 number, since 2×202344340361² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (202344310361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101172170180 + 101172170181.

It is an arithmetic number, because the mean of its divisors is an integer number (101172170181).

Almost surely, 2^202344340361 is an apocalyptic number.

It is an amenable number.

202344340361 is a deficient number, since it is larger than the sum of its proper divisors (1).

202344340361 is an equidigital number, since it uses as much as digits as its factorization.

202344340361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 202344340361 its reverse (163043443202), we get a palindrome (365387783563).

The spelling of 202344340361 in words is "two hundred two billion, three hundred forty-four million, three hundred forty thousand, three hundred sixty-one".