2431420223231 has 4 divisors (see below), whose sum is σ = 2460714442872. Its totient is φ = 2402126003592.

The previous prime is 2431420223201. The next prime is 2431420223233. The reversal of 2431420223231 is 1323220241342.

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 2431420223231 - 2¹⁴ = 2431420206847 is a prime.

It is a super-2 number, since 2×2431420223231² (a number of 26 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 = 2431420223194 and 2431420223203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2431420223233) 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, 14647109696 + ... + 14647109861.

It is an arithmetic number, because the mean of its divisors is an integer number (615178610718).

Almost surely, 2^{2431420223231} is an apocalyptic number.

2431420223231 is a deficient number, since it is larger than the sum of its proper divisors (29294219641).

2431420223231 is an equidigital number, since it uses as much as digits as its factorization.

2431420223231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29294219640.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 2431420223231 its reverse (1323220241342), we get a palindrome (3754640464573).

The spelling of 2431420223231 in words is "two trillion, four hundred thirty-one billion, four hundred twenty million, two hundred twenty-three thousand, two hundred thirty-one".