100018000810002 has 64 divisors (see below), whose sum is σ = 218492010247680. Its totient is φ = 30270865161600.

The previous prime is 100018000809989. The next prime is 100018000810019. The reversal of 100018000810002 is 200018000810001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 564566977 + ... + 564744107.

It is an arithmetic number, because the mean of its divisors is an integer number (3413937660120).

Almost surely, 2^{100018000810002} is an apocalyptic number.

100018000810002 is an abundant number, since it is smaller than the sum of its proper divisors (118474009437678).

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

100018000810002 is a wasteful number, since it uses less digits than its factorization.

100018000810002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187719.

The product of its (nonzero) digits is 128, while the sum is 21.

Subtracting 100018000810002 from its reverse (200018000810001), we obtain a palindrome (99999999999999).

The spelling of 100018000810002 in words is "one hundred trillion, eighteen billion, eight hundred ten thousand, two".