203030102323 has 2 divisors, whose sum is σ = 203030102324. Its totient is φ = 203030102322.

The previous prime is 203030102293. The next prime is 203030102351. The reversal of 203030102323 is 323201030302.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 203030102323 - 2²⁵ = 202996547891 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 203030102323.

It is not a weakly prime, because it can be changed into another prime (203030103323) 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, 101515051161 + 101515051162.

It is an arithmetic number, because the mean of its divisors is an integer number (101515051162).

Almost surely, 2^203030102323 is an apocalyptic number.

203030102323 is a deficient number, since it is larger than the sum of its proper divisors (1).

203030102323 is an equidigital number, since it uses as much as digits as its factorization.

203030102323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 203030102323 its reverse (323201030302), we get a palindrome (526231132625).

The spelling of 203030102323 in words is "two hundred three billion, thirty million, one hundred two thousand, three hundred twenty-three".