203012103123329 has 2 divisors, whose sum is σ = 203012103123330. Its totient is φ = 203012103123328.

The previous prime is 203012103123293. The next prime is 203012103123353. The reversal of 203012103123329 is 923321301210302.

Together with previous prime (203012103123293) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156188506051600 + 46823597071729 = 12497540^2 + 6842777^2 .

It is a cyclic number.

It is not a de Polignac number, because 203012103123329 - 2⁸ = 203012103123073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203012103123295 and 203012103123304.

It is not a weakly prime, because it can be changed into another prime (203012103122329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101506051561664 + 101506051561665.

It is an arithmetic number, because the mean of its divisors is an integer number (101506051561665).

Almost surely, 2^{203012103123329} is an apocalyptic number.

It is an amenable number.

203012103123329 is a deficient number, since it is larger than the sum of its proper divisors (1).

203012103123329 is an equidigital number, since it uses as much as digits as its factorization.

203012103123329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 32.

The spelling of 203012103123329 in words is "two hundred three trillion, twelve billion, one hundred three million, one hundred twenty-three thousand, three hundred twenty-nine".