100421175116 has 24 divisors (see below), whose sum is σ = 186636730896. Its totient is φ = 47114242560.

The previous prime is 100421175067. The next prime is 100421175119. The reversal of 100421175116 is 611571124001.

It is a super-2 number, since 2×100421175116² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100421175119) by changing a digit.

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, 2208281 + ... + 2253296.

It is an arithmetic number, because the mean of its divisors is an integer number (7776530454).

Almost surely, 2^100421175116 is an apocalyptic number.

It is an amenable number.

100421175116 is a deficient number, since it is larger than the sum of its proper divisors (86215555780).

100421175116 is a wasteful number, since it uses less digits than its factorization.

100421175116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4461929 (or 4461927 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 29.

Adding to 100421175116 its reverse (611571124001), we get a palindrome (711992299117).

The spelling of 100421175116 in words is "one hundred billion, four hundred twenty-one million, one hundred seventy-five thousand, one hundred sixteen".