100021100000103 has 14 divisors (see below), whose sum is σ = 149963048423744. Its totient is φ = 66680733332916.

The previous prime is 100021100000053. The next prime is 100021100000117. The reversal of 100021100000103 is 301000001120001.

It is not a de Polignac number, because 100021100000103 - 2⁶ = 100021100000039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100021100000153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 68601576775 + ... + 68601578232.

Almost surely, 2^{100021100000103} is an apocalyptic number.

100021100000103 is a deficient number, since it is larger than the sum of its proper divisors (49941948423641).

100021100000103 is an frugal number, since it uses more digits than its factorization.

100021100000103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137203155025 (or 137203155010 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 100021100000103 its reverse (301000001120001), we get a palindrome (401021101120104).

The spelling of 100021100000103 in words is "one hundred trillion, twenty-one billion, one hundred million, one hundred three", and thus it is an aban number.