424123140011 has 4 divisors (see below), whose sum is σ = 424635986232. Its totient is φ = 423610293792.

The previous prime is 424123139963. The next prime is 424123140019. The reversal of 424123140011 is 110041321424.

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-424123140011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424123140019) 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, 256421870 + ... + 256423523.

It is an arithmetic number, because the mean of its divisors is an integer number (106158996558).

Almost surely, 2^424123140011 is an apocalyptic number.

424123140011 is a deficient number, since it is larger than the sum of its proper divisors (512846221).

424123140011 is an equidigital number, since it uses as much as digits as its factorization.

424123140011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512846220.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 424123140011 its reverse (110041321424), we get a palindrome (534164461435).

The spelling of 424123140011 in words is "four hundred twenty-four billion, one hundred twenty-three million, one hundred forty thousand, eleven".