103123131103 has 2 divisors, whose sum is σ = 103123131104. Its totient is φ = 103123131102.

The previous prime is 103123131091. The next prime is 103123131109. The reversal of 103123131103 is 301131321301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103123131103 - 2¹³ = 103123122911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103123131109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51561565551 + 51561565552.

It is an arithmetic number, because the mean of its divisors is an integer number (51561565552).

Almost surely, 2^103123131103 is an apocalyptic number.

103123131103 is a deficient number, since it is larger than the sum of its proper divisors (1).

103123131103 is an equidigital number, since it uses as much as digits as its factorization.

103123131103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 103123131103 its reverse (301131321301), we get a palindrome (404254452404).

The spelling of 103123131103 in words is "one hundred three billion, one hundred twenty-three million, one hundred thirty-one thousand, one hundred three".