100551000550100 has 18 divisors (see below), whose sum is σ = 218195671193934. Its totient is φ = 40220400220000.

The previous prime is 100551000550079. The next prime is 100551000550127. The reversal of 100551000550100 is 1055000155001.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 32905573650244 + 67645426899856 = 5736338^2 + 8224684^2 .

It is a super-2 number, since 2×100551000550100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 502755002651 + ... + 502755002850.

Almost surely, 2^{100551000550100} is an apocalyptic number.

100551000550100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100551000550100 is an abundant number, since it is smaller than the sum of its proper divisors (117644670643834).

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

100551000550100 is a wasteful number, since it uses less digits than its factorization.

100551000550100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005510005515 (or 1005510005508 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 23.

The spelling of 100551000550100 in words is "one hundred trillion, five hundred fifty-one billion, five hundred fifty thousand, one hundred".