203341321424431 has 2 divisors, whose sum is σ = 203341321424432. Its totient is φ = 203341321424430.

The previous prime is 203341321424399. The next prime is 203341321424471. The reversal of 203341321424431 is 134424123143302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203341321424431 - 2⁵ = 203341321424399 is a prime.

It is a super-2 number, since 2×203341321424431² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203341321424471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101670660712215 + 101670660712216.

It is an arithmetic number, because the mean of its divisors is an integer number (101670660712216).

Almost surely, 2^{203341321424431} is an apocalyptic number.

203341321424431 is a deficient number, since it is larger than the sum of its proper divisors (1).

203341321424431 is an equidigital number, since it uses as much as digits as its factorization.

203341321424431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 203341321424431 its reverse (134424123143302), we get a palindrome (337765444567733).

The spelling of 203341321424431 in words is "two hundred three trillion, three hundred forty-one billion, three hundred twenty-one million, four hundred twenty-four thousand, four hundred thirty-one".