13210423043231 has 8 divisors (see below), whose sum is σ = 13436242934400. Its totient is φ = 12984666966040.

The previous prime is 13210423043183. The next prime is 13210423043359. The reversal of 13210423043231 is 13234032401231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13210423043231 is a prime.

It is a super-2 number, since 2×13210423043231² (a number of 27 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 = 13210423043194 and 13210423043203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13210423049231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15535835 + ... + 16364076.

It is an arithmetic number, because the mean of its divisors is an integer number (1679530366800).

Almost surely, 2^{13210423043231} is an apocalyptic number.

13210423043231 is a deficient number, since it is larger than the sum of its proper divisors (225819891169).

13210423043231 is an equidigital number, since it uses as much as digits as its factorization.

13210423043231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31906989.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 13210423043231 its reverse (13234032401231), we get a palindrome (26444455444462).

The spelling of 13210423043231 in words is "thirteen trillion, two hundred ten billion, four hundred twenty-three million, forty-three thousand, two hundred thirty-one".