124342002131 has 4 divisors (see below), whose sum is σ = 124591185000. Its totient is φ = 124092819264.

The previous prime is 124342002053. The next prime is 124342002133. The reversal of 124342002131 is 131200243421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 124342002131 - 2¹⁰ = 124342001107 is a prime.

It is a super-2 number, since 2×124342002131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124342002097 and 124342002106.

It is not an unprimeable number, because it can be changed into a prime (124342002133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124590686 + ... + 124591683.

It is an arithmetic number, because the mean of its divisors is an integer number (31147796250).

Almost surely, 2^124342002131 is an apocalyptic number.

124342002131 is a deficient number, since it is larger than the sum of its proper divisors (249182869).

124342002131 is an equidigital number, since it uses as much as digits as its factorization.

124342002131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249182868.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 124342002131 its reverse (131200243421), we get a palindrome (255542245552).

The spelling of 124342002131 in words is "one hundred twenty-four billion, three hundred forty-two million, two thousand, one hundred thirty-one".