100002110543 has 4 divisors (see below), whose sum is σ = 100220934000. Its totient is φ = 99783287088.

The previous prime is 100002110539. The next prime is 100002110561. The reversal of 100002110543 is 345011200001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345011200001 = 13 ⋅26539323077.

It is a cyclic number.

It is not a de Polignac number, because 100002110543 - 2² = 100002110539 is a prime.

It is a super-2 number, since 2×100002110543² (a number of 23 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 (100002110443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109411043 + ... + 109411956.

It is an arithmetic number, because the mean of its divisors is an integer number (25055233500).

Almost surely, 2^100002110543 is an apocalyptic number.

100002110543 is a deficient number, since it is larger than the sum of its proper divisors (218823457).

100002110543 is an equidigital number, since it uses as much as digits as its factorization.

100002110543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218823456.

The product of its (nonzero) digits is 120, while the sum is 17.

Adding to 100002110543 its reverse (345011200001), we get a palindrome (445013310544).

The spelling of 100002110543 in words is "one hundred billion, two million, one hundred ten thousand, five hundred forty-three".