100002112111100 has 36 divisors (see below), whose sum is σ = 217952201598600. Its totient is φ = 39826168656960.

The previous prime is 100002112111021. The next prime is 100002112111103. The reversal of 100002112111100 is 1111211200001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100002112111103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2183429330 + ... + 2183475129.

Almost surely, 2^{100002112111100} is an apocalyptic number.

100002112111100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100002112111100 is an abundant number, since it is smaller than the sum of its proper divisors (117950089487500).

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

100002112111100 is a wasteful number, since it uses less digits than its factorization.

100002112111100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4366904702 (or 4366904695 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 100002112111100 its reverse (1111211200001), we get a palindrome (101113323311101).

The spelling of 100002112111100 in words is "one hundred trillion, two billion, one hundred twelve million, one hundred eleven thousand, one hundred".