203402213323 has 2 divisors, whose sum is σ = 203402213324. Its totient is φ = 203402213322.

The previous prime is 203402213317. The next prime is 203402213341. The reversal of 203402213323 is 323312204302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203402213323 - 2⁵ = 203402213291 is a prime.

It is not a weakly prime, because it can be changed into another prime (203402213353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101701106661 + 101701106662.

It is an arithmetic number, because the mean of its divisors is an integer number (101701106662).

Almost surely, 2^203402213323 is an apocalyptic number.

203402213323 is a deficient number, since it is larger than the sum of its proper divisors (1).

203402213323 is an equidigital number, since it uses as much as digits as its factorization.

203402213323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 203402213323 its reverse (323312204302), we get a palindrome (526714417625).

The spelling of 203402213323 in words is "two hundred three billion, four hundred two million, two hundred thirteen thousand, three hundred twenty-three".