100171621060 has 24 divisors (see below), whose sum is σ = 240411890880. Its totient is φ = 34344555744.

The previous prime is 100171621057. The next prime is 100171621093. The reversal of 100171621060 is 60126171001.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357755650 + ... + 357755929.

It is an arithmetic number, because the mean of its divisors is an integer number (10017162120).

Almost surely, 2^100171621060 is an apocalyptic number.

100171621060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100171621060 is an abundant number, since it is smaller than the sum of its proper divisors (140240269820).

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

100171621060 is a wasteful number, since it uses less digits than its factorization.

100171621060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715511595 (or 715511593 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 25.

Adding to 100171621060 its reverse (60126171001), we get a palindrome (160297792061).

The spelling of 100171621060 in words is "one hundred billion, one hundred seventy-one million, six hundred twenty-one thousand, sixty".