11202002019 has 24 divisors (see below), whose sum is σ = 17720692080. Its totient is φ = 6776695872.

The previous prime is 11202001991. The next prime is 11202002047. The reversal of 11202002019 is 91020020211.

It is an interprime number because it is at equal distance from previous prime (11202001991) and next prime (11202002047).

It is not a de Polignac number, because 11202002019 - 2⁸ = 11202001763 is a prime.

It is a super-2 number, since 2×11202002019² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11202001992 and 11202002010.

It is not an unprimeable number, because it can be changed into a prime (11202002069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 804484 + ... + 818289.

It is an arithmetic number, because the mean of its divisors is an integer number (738362170).

Almost surely, 2^11202002019 is an apocalyptic number.

11202002019 is a deficient number, since it is larger than the sum of its proper divisors (6518690061).

11202002019 is a wasteful number, since it uses less digits than its factorization.

11202002019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1622851 (or 1622848 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The spelling of 11202002019 in words is "eleven billion, two hundred two million, two thousand, nineteen".