100200020020008 has 32 divisors (see below), whose sum is σ = 250514841173760. Its totient is φ = 33398034523520.

The previous prime is 100200020019991. The next prime is 100200020020027. The reversal of 100200020020008 is 800020020002001.

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, 122844408 + ... + 123657383.

It is an arithmetic number, because the mean of its divisors is an integer number (7828588786680).

Almost surely, 2^{100200020020008} is an apocalyptic number.

It is an amenable number.

100200020020008 is an abundant number, since it is smaller than the sum of its proper divisors (150314821153752).

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

100200020020008 is a wasteful number, since it uses less digits than its factorization.

100200020020008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246518737 (or 246518733 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 100200020020008 its reverse (800020020002001), we get a palindrome (900220040022009).

The spelling of 100200020020008 in words is "one hundred trillion, two hundred billion, twenty million, twenty thousand, eight".