100421180460 has 120 divisors (see below), whose sum is σ = 320189621136. Its totient is φ = 26339955840.

The previous prime is 100421180383. The next prime is 100421180473. The reversal of 100421180460 is 64081124001.

It is a happy number.

100421180460 is a `hidden beast` number, since 1 + 0 + 0 + 4 + 21 + 180 + 460 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 39 ways as a sum of consecutive naturals, for example, 409282 + ... + 606921.

Almost surely, 2^100421180460 is an apocalyptic number.

100421180460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100421180460 is an abundant number, since it is smaller than the sum of its proper divisors (219768440676).

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

100421180460 is a wasteful number, since it uses less digits than its factorization.

100421180460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016285 (or 1016274 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The spelling of 100421180460 in words is "one hundred billion, four hundred twenty-one million, one hundred eighty thousand, four hundred sixty".