10231213340443 has 4 divisors (see below), whose sum is σ = 10232851126960. Its totient is φ = 10229575553928.

The previous prime is 10231213340437. The next prime is 10231213340449. The reversal of 10231213340443 is 34404331213201.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10231213340437) and next prime (10231213340449).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10231213340443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10231213340449) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 818883888 + ... + 818896381.

It is an arithmetic number, because the mean of its divisors is an integer number (2558212781740).

Almost surely, 2^{10231213340443} is an apocalyptic number.

10231213340443 is a deficient number, since it is larger than the sum of its proper divisors (1637786517).

10231213340443 is an equidigital number, since it uses as much as digits as its factorization.

10231213340443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1637786516.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 10231213340443 its reverse (34404331213201), we get a palindrome (44635544553644).

The spelling of 10231213340443 in words is "ten trillion, two hundred thirty-one billion, two hundred thirteen million, three hundred forty thousand, four hundred forty-three".