43532002231 has 2 divisors, whose sum is σ = 43532002232. Its totient is φ = 43532002230.

The previous prime is 43532002229. The next prime is 43532002243. The reversal of 43532002231 is 13220023534.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43532002231 - 2¹ = 43532002229 is a prime.

It is a super-2 number, since 2×43532002231² (a number of 22 digits) contains 22 as substring.

Together with 43532002229, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 43532002196 and 43532002205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43532002331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21766001115 + 21766001116.

It is an arithmetic number, because the mean of its divisors is an integer number (21766001116).

Almost surely, 2^43532002231 is an apocalyptic number.

43532002231 is a deficient number, since it is larger than the sum of its proper divisors (1).

43532002231 is an equidigital number, since it uses as much as digits as its factorization.

43532002231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 43532002231 its reverse (13220023534), we get a palindrome (56752025765).

The spelling of 43532002231 in words is "forty-three billion, five hundred thirty-two million, two thousand, two hundred thirty-one".