13243443231032 has 64 divisors (see below), whose sum is σ = 29403729673920. Its totient is φ = 5473491867648.

The previous prime is 13243443231019. The next prime is 13243443231077. The reversal of 13243443231032 is 23013234434231.

It is a super-2 number, since 2×13243443231032² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13243443230983 and 13243443231001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28047383 + ... + 28515654.

It is an arithmetic number, because the mean of its divisors is an integer number (459433276155).

Almost surely, 2^{13243443231032} is an apocalyptic number.

It is an amenable number.

13243443231032 is an abundant number, since it is smaller than the sum of its proper divisors (16160286442888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13243443231032 is a wasteful number, since it uses less digits than its factorization.

13243443231032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56563200 (or 56563196 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 13243443231032 its reverse (23013234434231), we get a palindrome (36256677665263).

The spelling of 13243443231032 in words is "thirteen trillion, two hundred forty-three billion, four hundred forty-three million, two hundred thirty-one thousand, thirty-two".