100100011019 has 4 divisors (see below), whose sum is σ = 102427918296. Its totient is φ = 97772103744.

The previous prime is 100100010919. The next prime is 100100011021. The reversal of 100100011019 is 910110001001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 910110001001 = 449 ⋅2026971049.

It is a cyclic number.

It is not a de Polignac number, because 100100011019 - 2²⁰ = 100098962443 is a prime.

It is a super-2 number, since 2×100100011019² (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 = 100100010994 and 100100011012.

It is not an unprimeable number, because it can be changed into a prime (100100013019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1163953574 + ... + 1163953659.

It is an arithmetic number, because the mean of its divisors is an integer number (25606979574).

Almost surely, 2^100100011019 is an apocalyptic number.

100100011019 is a deficient number, since it is larger than the sum of its proper divisors (2327907277).

100100011019 is an equidigital number, since it uses as much as digits as its factorization.

100100011019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2327907276.

The product of its (nonzero) digits is 9, while the sum is 14.

The spelling of 100100011019 in words is "one hundred billion, one hundred million, eleven thousand, nineteen".