100111211019 has 6 divisors (see below), whose sum is σ = 144605082596. Its totient is φ = 66740807340.

The previous prime is 100111210999. The next prime is 100111211041. The reversal of 100111211019 is 910112111001.

It is not a de Polignac number, because 100111211019 - 2⁵ = 100111210987 is a prime.

It is a super-2 number, since 2×100111211019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100111210992 and 100111211010.

It is not an unprimeable number, because it can be changed into a prime (100111215019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5561733937 + ... + 5561733954.

Almost surely, 2^100111211019 is an apocalyptic number.

100111211019 is a deficient number, since it is larger than the sum of its proper divisors (44493871577).

100111211019 is a wasteful number, since it uses less digits than its factorization.

100111211019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11123467897 (or 11123467894 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 18.

The spelling of 100111211019 in words is "one hundred billion, one hundred eleven million, two hundred eleven thousand, nineteen".