11102100019 has 6 divisors (see below), whose sum is σ = 11793580604. Its totient is φ = 10449035040.

The previous prime is 11102100017. The next prime is 11102100043. The reversal of 11102100019 is 91000120111.

It is not a de Polignac number, because 11102100019 - 2¹ = 11102100017 is a prime.

It is a super-2 number, since 2×11102100019² (a number of 21 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 = 11102099975 and 11102100011.

It is not an unprimeable number, because it can be changed into a prime (11102100017) 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, 19207497 + ... + 19208074.

Almost surely, 2^11102100019 is an apocalyptic number.

11102100019 is a deficient number, since it is larger than the sum of its proper divisors (691480585).

11102100019 is an equidigital number, since it uses as much as digits as its factorization.

11102100019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38415605 (or 38415588 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 16.

The spelling of 11102100019 in words is "eleven billion, one hundred two million, one hundred thousand, nineteen".