124240221314243 has 16 divisors (see below), whose sum is σ = 128516827643904. Its totient is φ = 119980439779680.

The previous prime is 124240221314221. The next prime is 124240221314263. The reversal of 124240221314243 is 342413122042421.

It is a cyclic number.

It is not a de Polignac number, because 124240221314243 - 2⁶ = 124240221314179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124240221314263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378574421 + ... + 378902457.

It is an arithmetic number, because the mean of its divisors is an integer number (8032301727744).

Almost surely, 2^{124240221314243} is an apocalyptic number.

124240221314243 is a deficient number, since it is larger than the sum of its proper divisors (4276606329661).

124240221314243 is a wasteful number, since it uses less digits than its factorization.

124240221314243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353642.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 124240221314243 its reverse (342413122042421), we get a palindrome (466653343356664).

The spelling of 124240221314243 in words is "one hundred twenty-four trillion, two hundred forty billion, two hundred twenty-one million, three hundred fourteen thousand, two hundred forty-three".