10543212021503 has 8 divisors (see below), whose sum is σ = 12049406008320. Its totient is φ = 9037023244920.

The previous prime is 10543212021499. The next prime is 10543212021523. The reversal of 10543212021503 is 30512021234501.

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

It is a cyclic number.

It is not a de Polignac number, because 10543212021503 - 2² = 10543212021499 is a prime.

It is a super-2 number, since 2×10543212021503² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10543212021523) 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 7 ways as a sum of consecutive naturals, for example, 5193338 + ... + 6932328.

It is an arithmetic number, because the mean of its divisors is an integer number (1506175751040).

Almost surely, 2^{10543212021503} is an apocalyptic number.

10543212021503 is a deficient number, since it is larger than the sum of its proper divisors (1506193986817).

10543212021503 is an equidigital number, since it uses as much as digits as its factorization.

10543212021503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605117.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 10543212021503 in words is "ten trillion, five hundred forty-three billion, two hundred twelve million, twenty-one thousand, five hundred three".