123124421327 has 2 divisors, whose sum is σ = 123124421328. Its totient is φ = 123124421326.

The previous prime is 123124421311. The next prime is 123124421363. The reversal of 123124421327 is 723124421321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123124421327 - 2⁴ = 123124421311 is a prime.

It is a super-2 number, since 2×123124421327² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123124421293 and 123124421302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123124421227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61562210663 + 61562210664.

It is an arithmetic number, because the mean of its divisors is an integer number (61562210664).

Almost surely, 2^123124421327 is an apocalyptic number.

123124421327 is a deficient number, since it is larger than the sum of its proper divisors (1).

123124421327 is an equidigital number, since it uses as much as digits as its factorization.

123124421327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 32.

Adding to 123124421327 its reverse (723124421321), we get a palindrome (846248842648).

The spelling of 123124421327 in words is "one hundred twenty-three billion, one hundred twenty-four million, four hundred twenty-one thousand, three hundred twenty-seven".