10323103430021 has 4 divisors (see below), whose sum is σ = 10866424663200. Its totient is φ = 9779782196844.

The previous prime is 10323103430011. The next prime is 10323103430039. The reversal of 10323103430021 is 12003430132301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10323103430021 - 2⁴² = 5925056918917 is a prime.

It is a super-4 number, since 4×10323103430021⁴ (a number of 53 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10323103430011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271660616561 + ... + 271660616598.

It is an arithmetic number, because the mean of its divisors is an integer number (2716606165800).

Almost surely, 2^{10323103430021} is an apocalyptic number.

It is an amenable number.

10323103430021 is a deficient number, since it is larger than the sum of its proper divisors (543321233179).

10323103430021 is an equidigital number, since it uses as much as digits as its factorization.

10323103430021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543321233178.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 10323103430021 its reverse (12003430132301), we get a palindrome (22326533562322).

The spelling of 10323103430021 in words is "ten trillion, three hundred twenty-three billion, one hundred three million, four hundred thirty thousand, twenty-one".