100420555466 has 96 divisors (see below), whose sum is σ = 202132506240. Its totient is φ = 36496373760.

The previous prime is 100420555457. The next prime is 100420555471. The reversal of 100420555466 is 664555024001.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3238745 + ... + 3269603.

It is an arithmetic number, because the mean of its divisors is an integer number (2105546940).

Almost surely, 2^100420555466 is an apocalyptic number.

100420555466 is an abundant number, since it is smaller than the sum of its proper divisors (101711950774).

100420555466 is a wasteful number, since it uses less digits than its factorization.

100420555466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31020 (or 31009 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

Adding to 100420555466 its reverse (664555024001), we get a palindrome (764975579467).

The spelling of 100420555466 in words is "one hundred billion, four hundred twenty million, five hundred fifty-five thousand, four hundred sixty-six".