124215504701 has 2 divisors, whose sum is σ = 124215504702. Its totient is φ = 124215504700.

The previous prime is 124215504671. The next prime is 124215504703. The reversal of 124215504701 is 107405512421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95264822500 + 28950682201 = 308650^2 + 170149^2 .

It is a cyclic number.

It is not a de Polignac number, because 124215504701 - 2²² = 124211310397 is a prime.

Together with 124215504703, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124215504703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62107752350 + 62107752351.

It is an arithmetic number, because the mean of its divisors is an integer number (62107752351).

Almost surely, 2^124215504701 is an apocalyptic number.

It is an amenable number.

124215504701 is a deficient number, since it is larger than the sum of its proper divisors (1).

124215504701 is an equidigital number, since it uses as much as digits as its factorization.

124215504701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11200, while the sum is 32.

The spelling of 124215504701 in words is "one hundred twenty-four billion, two hundred fifteen million, five hundred four thousand, seven hundred one".