203112122131063 has 2 divisors, whose sum is σ = 203112122131064. Its totient is φ = 203112122131062.

The previous prime is 203112122131031. The next prime is 203112122131229. The reversal of 203112122131063 is 360131221211302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203112122131063 - 2⁵ = 203112122131031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203112122131363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101556061065531 + 101556061065532.

It is an arithmetic number, because the mean of its divisors is an integer number (101556061065532).

Almost surely, 2^{203112122131063} is an apocalyptic number.

203112122131063 is a deficient number, since it is larger than the sum of its proper divisors (1).

203112122131063 is an equidigital number, since it uses as much as digits as its factorization.

203112122131063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 203112122131063 its reverse (360131221211302), we get a palindrome (563243343342365).

The spelling of 203112122131063 in words is "two hundred three trillion, one hundred twelve billion, one hundred twenty-two million, one hundred thirty-one thousand, sixty-three".