100100500105100 has 36 divisors (see below), whose sum is σ = 236965183887768. Its totient is φ = 36400181856000.

The previous prime is 100100500105063. The next prime is 100100500105121. The reversal of 100100500105100 is 1501005001001.

It is a super-2 number, since 2×100100500105100² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45500226221 + ... + 45500228420.

Almost surely, 2^{100100500105100} is an apocalyptic number.

100100500105100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100100500105100 is an abundant number, since it is smaller than the sum of its proper divisors (136864683782668).

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

100100500105100 is a wasteful number, since it uses less digits than its factorization.

100100500105100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91000454666 (or 91000454659 counting only the distinct ones).

The product of its (nonzero) digits is 25, while the sum is 14.

Adding to 100100500105100 its reverse (1501005001001), we get a palindrome (101601505106101).

The spelling of 100100500105100 in words is "one hundred trillion, one hundred billion, five hundred million, one hundred five thousand, one hundred".