11211100004 has 24 divisors (see below), whose sum is σ = 21157274880. Its totient is φ = 5167334304.

The previous prime is 11211100003. The next prime is 11211100031. The reversal of 11211100004 is 40000111211.

It is not an unprimeable number, because it can be changed into a prime (11211100003) 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 7 ways as a sum of consecutive naturals, for example, 107444 + ... + 184299.

It is an arithmetic number, because the mean of its divisors is an integer number (881553120).

Almost surely, 2^11211100004 is an apocalyptic number.

It is an amenable number.

11211100004 is a deficient number, since it is larger than the sum of its proper divisors (9946174876).

11211100004 is a wasteful number, since it uses less digits than its factorization.

11211100004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292499 (or 292497 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11211100004 its reverse (40000111211), we get a palindrome (51211211215).

The spelling of 11211100004 in words is "eleven billion, two hundred eleven million, one hundred thousand, four".