101055555100 has 18 divisors (see below), whose sum is σ = 219290554784. Its totient is φ = 40422222000.

The previous prime is 101055555091. The next prime is 101055555143. The reversal of 101055555100 is 1555550101.

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, 505277676 + ... + 505277875.

Almost surely, 2^101055555100 is an apocalyptic number.

101055555100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101055555100 is an abundant number, since it is smaller than the sum of its proper divisors (118234999684).

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

101055555100 is a wasteful number, since it uses less digits than its factorization.

101055555100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010555565 (or 1010555558 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 28.

The spelling of 101055555100 in words is "one hundred one billion, fifty-five million, five hundred fifty-five thousand, one hundred".