11102002011 has 12 divisors (see below), whose sum is σ = 16088464392. Its totient is φ = 7377224256.

The previous prime is 11102002003. The next prime is 11102002057. The reversal of 11102002011 is 11020020111.

It is a happy number.

It is not a de Polignac number, because 11102002011 - 2³ = 11102002003 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 = 11102001984 and 11102002002.

It is not an unprimeable number, because it can be changed into a prime (11102002811) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2006286 + ... + 2011811.

It is an arithmetic number, because the mean of its divisors is an integer number (1340705366).

Almost surely, 2^11102002011 is an apocalyptic number.

11102002011 is a deficient number, since it is larger than the sum of its proper divisors (4986462381).

11102002011 is a wasteful number, since it uses less digits than its factorization.

11102002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4018410 (or 4018407 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11102002011 its reverse (11020020111), we get a palindrome (22122022122).

The spelling of 11102002011 in words is "eleven billion, one hundred two million, two thousand, eleven".