100555105060100 has 18 divisors (see below), whose sum is σ = 218204577980634. Its totient is φ = 40222042024000.

The previous prime is 100555105060073. The next prime is 100555105060121. The reversal of 100555105060100 is 1060501555001.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 35271032079364 + 65284072980736 = 5938942^2 + 8079856^2 .

It is a super-2 number, since 2×100555105060100² (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 5 ways as a sum of consecutive naturals, for example, 502775525201 + ... + 502775525400.

Almost surely, 2^{100555105060100} is an apocalyptic number.

100555105060100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100555105060100 is an abundant number, since it is smaller than the sum of its proper divisors (117649472920534).

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

100555105060100 is a wasteful number, since it uses less digits than its factorization.

100555105060100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005551050615 (or 1005551050608 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 100555105060100 in words is "one hundred trillion, five hundred fifty-five billion, one hundred five million, sixty thousand, one hundred".