100061105103 has 12 divisors (see below), whose sum is σ = 153034631568. Its totient is φ = 62783438400.

The previous prime is 100061105033. The next prime is 100061105129. The reversal of 100061105103 is 301501160001.

100061105103 is a `hidden beast` number, since 1 + 0 + 0 + 0 + 611 + 0 + 51 + 0 + 3 = 666.

It is not a de Polignac number, because 100061105103 - 2²² = 100056910799 is a prime.

It is a super-2 number, since 2×100061105103² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100061105503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 326996923 + ... + 326997228.

It is an arithmetic number, because the mean of its divisors is an integer number (12752885964).

Almost surely, 2^100061105103 is an apocalyptic number.

100061105103 is a deficient number, since it is larger than the sum of its proper divisors (52973526465).

100061105103 is a wasteful number, since it uses less digits than its factorization.

100061105103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653994174 (or 653994171 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

Adding to 100061105103 its reverse (301501160001), we get a palindrome (401562265104).

The spelling of 100061105103 in words is "one hundred billion, sixty-one million, one hundred five thousand, one hundred three".