11002012040 has 64 divisors (see below), whose sum is σ = 24904488960. Its totient is φ = 4374236160.

The previous prime is 11002012031. The next prime is 11002012051. The reversal of 11002012040 is 4021020011.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5161775 + ... + 5163905.

It is an arithmetic number, because the mean of its divisors is an integer number (389132640).

Almost surely, 2^11002012040 is an apocalyptic number.

11002012040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11002012040 is an abundant number, since it is smaller than the sum of its proper divisors (13902476920).

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

11002012040 is a wasteful number, since it uses less digits than its factorization.

11002012040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2862 (or 2858 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 11002012040 its reverse (4021020011), we get a palindrome (15023032051).

The spelling of 11002012040 in words is "eleven billion, two million, twelve thousand, forty".