424253210501231 has 4 divisors (see below), whose sum is σ = 432257988057912. Its totient is φ = 416248432944552.

The previous prime is 424253210501221. The next prime is 424253210501251. The reversal of 424253210501231 is 132105012352424.

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-424253210501231 is a prime.

It is a super-2 number, since 2×424253210501231² (a number of 30 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 = 424253210501191 and 424253210501200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424253210501221) 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 in 3 ways as a sum of consecutive naturals, for example, 4002388778261 + ... + 4002388778366.

It is an arithmetic number, because the mean of its divisors is an integer number (108064497014478).

Almost surely, 2^{424253210501231} is an apocalyptic number.

424253210501231 is a deficient number, since it is larger than the sum of its proper divisors (8004777556681).

424253210501231 is an equidigital number, since it uses as much as digits as its factorization.

424253210501231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8004777556680.

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 424253210501231 its reverse (132105012352424), we get a palindrome (556358222853655).

The spelling of 424253210501231 in words is "four hundred twenty-four trillion, two hundred fifty-three billion, two hundred ten million, five hundred one thousand, two hundred thirty-one".