1232312131103 has 2 divisors, whose sum is σ = 1232312131104. Its totient is φ = 1232312131102.

The previous prime is 1232312131097. The next prime is 1232312131159. The reversal of 1232312131103 is 3011312132321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1232312131103 - 2³⁴ = 1215132261919 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1232312131003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616156065551 + 616156065552.

It is an arithmetic number, because the mean of its divisors is an integer number (616156065552).

Almost surely, 2^{1232312131103} is an apocalyptic number.

1232312131103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232312131103 is an equidigital number, since it uses as much as digits as its factorization.

1232312131103 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 23.

Adding to 1232312131103 its reverse (3011312132321), we get a palindrome (4243624263424).

The spelling of 1232312131103 in words is "one trillion, two hundred thirty-two billion, three hundred twelve million, one hundred thirty-one thousand, one hundred three".