124332220427 has 2 divisors, whose sum is σ = 124332220428. Its totient is φ = 124332220426.

The previous prime is 124332220379. The next prime is 124332220429. The reversal of 124332220427 is 724022233421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124332220427 - 2¹² = 124332216331 is a prime.

Together with 124332220429, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 124332220393 and 124332220402.

It is not a weakly prime, because it can be changed into another prime (124332220429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62166110213 + 62166110214.

It is an arithmetic number, because the mean of its divisors is an integer number (62166110214).

Almost surely, 2^124332220427 is an apocalyptic number.

124332220427 is a deficient number, since it is larger than the sum of its proper divisors (1).

124332220427 is an equidigital number, since it uses as much as digits as its factorization.

124332220427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 32.

Adding to 124332220427 its reverse (724022233421), we get a palindrome (848354453848).

The spelling of 124332220427 in words is "one hundred twenty-four billion, three hundred thirty-two million, two hundred twenty thousand, four hundred twenty-seven".