203402332011271 has 2 divisors, whose sum is σ = 203402332011272. Its totient is φ = 203402332011270.

The previous prime is 203402332011253. The next prime is 203402332011371. The reversal of 203402332011271 is 172110233204302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203402332011271 - 2¹⁷ = 203402331880199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203402332011071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101701166005635 + 101701166005636.

It is an arithmetic number, because the mean of its divisors is an integer number (101701166005636).

Almost surely, 2^{203402332011271} is an apocalyptic number.

203402332011271 is a deficient number, since it is larger than the sum of its proper divisors (1).

203402332011271 is an equidigital number, since it uses as much as digits as its factorization.

203402332011271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 31.

Adding to 203402332011271 its reverse (172110233204302), we get a palindrome (375512565215573).

The spelling of 203402332011271 in words is "two hundred three trillion, four hundred two billion, three hundred thirty-two million, eleven thousand, two hundred seventy-one".