100010112111 has 48 divisors (see below), whose sum is σ = 182601100864. Its totient is φ = 51326825472.

The previous prime is 100010112049. The next prime is 100010112113. The reversal of 100010112111 is 111211010001.

It is not a de Polignac number, because 100010112111 - 2⁹ = 100010111599 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 100010112093 and 100010112102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100010112113) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1619866 + ... + 1680471.

Almost surely, 2^100010112111 is an apocalyptic number.

100010112111 is a deficient number, since it is larger than the sum of its proper divisors (82590988753).

100010112111 is a wasteful number, since it uses less digits than its factorization.

100010112111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300400 (or 3300397 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 100010112111 its reverse (111211010001), we get a palindrome (211221122112).

The spelling of 100010112111 in words is "one hundred billion, ten million, one hundred twelve thousand, one hundred eleven".