43132321023 has 12 divisors (see below), whose sum is σ = 63213209304. Its totient is φ = 26140800400.

The previous prime is 43132321007. The next prime is 43132321033. The reversal of 43132321023 is 32012323134.

It is not a de Polignac number, because 43132321023 - 2⁴ = 43132321007 is a prime.

It is a super-2 number, since 2×43132321023² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43132320984 and 43132321002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43132321033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59410548 + ... + 59411273.

It is an arithmetic number, because the mean of its divisors is an integer number (5267767442).

Almost surely, 2^43132321023 is an apocalyptic number.

43132321023 is a deficient number, since it is larger than the sum of its proper divisors (20080888281).

43132321023 is a wasteful number, since it uses less digits than its factorization.

43132321023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118821846 (or 118821835 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 43132321023 its reverse (32012323134), we get a palindrome (75144644157).

The spelling of 43132321023 in words is "forty-three billion, one hundred thirty-two million, three hundred twenty-one thousand, twenty-three".