124111133413321 has 2 divisors, whose sum is σ = 124111133413322. Its totient is φ = 124111133413320.

The previous prime is 124111133413307. The next prime is 124111133413387. The reversal of 124111133413321 is 123314331111421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119708106854400 + 4403026558921 = 10941120^2 + 2098339^2 .

It is an emirp because it is prime and its reverse (123314331111421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124111133413321 - 2²⁷ = 124110999195593 is a prime.

It is not a weakly prime, because it can be changed into another prime (124111133413621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62055566706660 + 62055566706661.

It is an arithmetic number, because the mean of its divisors is an integer number (62055566706661).

Almost surely, 2^{124111133413321} is an apocalyptic number.

It is an amenable number.

124111133413321 is a deficient number, since it is larger than the sum of its proper divisors (1).

124111133413321 is an equidigital number, since it uses as much as digits as its factorization.

124111133413321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 31.

Adding to 124111133413321 its reverse (123314331111421), we get a palindrome (247425464524742).

The spelling of 124111133413321 in words is "one hundred twenty-four trillion, one hundred eleven billion, one hundred thirty-three million, four hundred thirteen thousand, three hundred twenty-one".