11002135566 has 64 divisors (see below), whose sum is σ = 22694918400. Its totient is φ = 3554343936.

The previous prime is 11002135559. The next prime is 11002135567. The reversal of 11002135566 is 66553120011.

It is a super-3 number, since 3×11002135566³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002135567) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12807645 + ... + 12808503.

It is an arithmetic number, because the mean of its divisors is an integer number (354608100).

Almost surely, 2^11002135566 is an apocalyptic number.

11002135566 is an abundant number, since it is smaller than the sum of its proper divisors (11692782834).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11002135566 is a wasteful number, since it uses less digits than its factorization.

11002135566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393.

The product of its (nonzero) digits is 5400, while the sum is 30.

Adding to 11002135566 its reverse (66553120011), we get a palindrome (77555255577).

The spelling of 11002135566 in words is "eleven billion, two million, one hundred thirty-five thousand, five hundred sixty-six".