10543354530020 has 96 divisors (see below), whose sum is σ = 24087877003008. Its totient is φ = 3853185449472.

The previous prime is 10543354530013. The next prime is 10543354530047. The reversal of 10543354530020 is 2003545334501.

It is a happy number.

It is a super-2 number, since 2×10543354530020² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53381087 + ... + 53578233.

It is an arithmetic number, because the mean of its divisors is an integer number (250915385448).

Almost surely, 2^{10543354530020} is an apocalyptic number.

10543354530020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10543354530020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12043938501504).

10543354530020 is an abundant number, since it is smaller than the sum of its proper divisors (13544522472988).

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

10543354530020 is a wasteful number, since it uses less digits than its factorization.

10543354530020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199269 (or 199267 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 10543354530020 its reverse (2003545334501), we get a palindrome (12546899864521).

The spelling of 10543354530020 in words is "ten trillion, five hundred forty-three billion, three hundred fifty-four million, five hundred thirty thousand, twenty".