43231023331 has 8 divisors (see below), whose sum is σ = 43968450240. Its totient is φ = 42493753128.

The previous prime is 43231023299. The next prime is 43231023359. The reversal of 43231023331 is 13332013234.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43231023331 - 2⁵ = 43231023299 is a prime.

It is a super-2 number, since 2×43231023331² (a number of 22 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 = 43231023296 and 43231023305.

It is not an unprimeable number, because it can be changed into a prime (43231023131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607440 + ... + 674866.

It is an arithmetic number, because the mean of its divisors is an integer number (5496056280).

Almost surely, 2^43231023331 is an apocalyptic number.

43231023331 is a deficient number, since it is larger than the sum of its proper divisors (737426909).

43231023331 is a wasteful number, since it uses less digits than its factorization.

43231023331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78353.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 43231023331 its reverse (13332013234), we get a palindrome (56563036565).

The spelling of 43231023331 in words is "forty-three billion, two hundred thirty-one million, twenty-three thousand, three hundred thirty-one".