100111112002 has 48 divisors (see below), whose sum is σ = 167541696000. Its totient is φ = 44821884800.

The previous prime is 100111111993. The next prime is 100111112009. The reversal of 100111112002 is 200211111001.

It is a self number, because there is not a number n which added to its sum of digits gives 100111112002.

It is not an unprimeable number, because it can be changed into a prime (100111112009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24722874 + ... + 24726922.

It is an arithmetic number, because the mean of its divisors is an integer number (3490452000).

Almost surely, 2^100111112002 is an apocalyptic number.

100111112002 is a deficient number, since it is larger than the sum of its proper divisors (67430583998).

100111112002 is a wasteful number, since it uses less digits than its factorization.

100111112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5583 (or 5572 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 100111112002 its reverse (200211111001), we get a palindrome (300322223003).

The spelling of 100111112002 in words is "one hundred billion, one hundred eleven million, one hundred twelve thousand, two".