100002112011 has 12 divisors (see below), whose sum is σ = 149107092160. Its totient is φ = 64517491440.

The previous prime is 100002112003. The next prime is 100002112013. The reversal of 100002112011 is 110211200001.

It is a happy number.

It is not a de Polignac number, because 100002112011 - 2³ = 100002112003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100002111984 and 100002112002.

It is not an unprimeable number, because it can be changed into a prime (100002112013) 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, 179214976 + ... + 179215533.

Almost surely, 2^100002112011 is an apocalyptic number.

100002112011 is a deficient number, since it is larger than the sum of its proper divisors (49104980149).

100002112011 is a wasteful number, since it uses less digits than its factorization.

100002112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358430546 (or 358430543 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 100002112011 its reverse (110211200001), we get a palindrome (210213312012).

The spelling of 100002112011 in words is "one hundred billion, two million, one hundred twelve thousand, eleven".