100421266666 has 16 divisors (see below), whose sum is σ = 172297782720. Its totient is φ = 43000925760.

The previous prime is 100421266639. The next prime is 100421266691. The reversal of 100421266666 is 666662124001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3046351 + ... + 3079138.

It is an arithmetic number, because the mean of its divisors is an integer number (10768611420).

Almost surely, 2^100421266666 is an apocalyptic number.

100421266666 is a deficient number, since it is larger than the sum of its proper divisors (71876516054).

100421266666 is a wasteful number, since it uses less digits than its factorization.

100421266666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6126669.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 100421266666 in words is "one hundred billion, four hundred twenty-one million, two hundred sixty-six thousand, six hundred sixty-six".