124030242311 has 4 divisors (see below), whose sum is σ = 124031673000. Its totient is φ = 124028811624.

The previous prime is 124030242289. The next prime is 124030242331. The reversal of 124030242311 is 113242030421.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124030242311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124030242331) 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, 576296 + ... + 761693.

It is an arithmetic number, because the mean of its divisors is an integer number (31007918250).

Almost surely, 2^124030242311 is an apocalyptic number.

124030242311 is a deficient number, since it is larger than the sum of its proper divisors (1430689).

124030242311 is an equidigital number, since it uses as much as digits as its factorization.

124030242311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430688.

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

Adding to 124030242311 its reverse (113242030421), we get a palindrome (237272272732).

The spelling of 124030242311 in words is "one hundred twenty-four billion, thirty million, two hundred forty-two thousand, three hundred eleven".