124230013351321 has 2 divisors, whose sum is σ = 124230013351322. Its totient is φ = 124230013351320.

The previous prime is 124230013351253. The next prime is 124230013351369. The reversal of 124230013351321 is 123153310032421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109441643182096 + 14788370169225 = 10461436^2 + 3845565^2 .

It is an emirp because it is prime and its reverse (123153310032421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124230013351321 - 2²⁷ = 124229879133593 is a prime.

It is not a weakly prime, because it can be changed into another prime (124230013351391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62115006675660 + 62115006675661.

It is an arithmetic number, because the mean of its divisors is an integer number (62115006675661).

Almost surely, 2^{124230013351321} is an apocalyptic number.

It is an amenable number.

124230013351321 is a deficient number, since it is larger than the sum of its proper divisors (1).

124230013351321 is an equidigital number, since it uses as much as digits as its factorization.

124230013351321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 124230013351321 its reverse (123153310032421), we get a palindrome (247383323383742).

The spelling of 124230013351321 in words is "one hundred twenty-four trillion, two hundred thirty billion, thirteen million, three hundred fifty-one thousand, three hundred twenty-one".