124024203871 has 2 divisors, whose sum is σ = 124024203872. Its totient is φ = 124024203870.

The previous prime is 124024203869. The next prime is 124024203889. The reversal of 124024203871 is 178302420421.

It is a weak prime.

It is an emirp because it is prime and its reverse (178302420421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124024203871 - 2¹ = 124024203869 is a prime.

Together with 124024203869, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124024203811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62012101935 + 62012101936.

It is an arithmetic number, because the mean of its divisors is an integer number (62012101936).

Almost surely, 2^124024203871 is an apocalyptic number.

124024203871 is a deficient number, since it is larger than the sum of its proper divisors (1).

124024203871 is an equidigital number, since it uses as much as digits as its factorization.

124024203871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21504, while the sum is 34.

The spelling of 124024203871 in words is "one hundred twenty-four billion, twenty-four million, two hundred three thousand, eight hundred seventy-one".