43081223610231 has 10 divisors (see below), whose sum is σ = 64355901936392. Its totient is φ = 28720815740100.

The previous prime is 43081223610197. The next prime is 43081223610247. The reversal of 43081223610231 is 13201632218034.

43081223610231 is a `hidden beast` number, since 4 + 3 + 0 + 8 + 1 + 2 + 2 + 3 + 610 + 2 + 31 = 666.

It is not a de Polignac number, because 43081223610231 - 2⁹ = 43081223609719 is a prime.

It is a super-2 number, since 2×43081223610231² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43081223618231) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 265933478995 + ... + 265933479156.

Almost surely, 2^{43081223610231} is an apocalyptic number.

43081223610231 is a deficient number, since it is larger than the sum of its proper divisors (21274678326161).

43081223610231 is an equidigital number, since it uses as much as digits as its factorization.

43081223610231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531866958163 (or 531866958154 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

Adding to 43081223610231 its reverse (13201632218034), we get a palindrome (56282855828265).

The spelling of 43081223610231 in words is "forty-three trillion, eighty-one billion, two hundred twenty-three million, six hundred ten thousand, two hundred thirty-one".