11222122004 has 24 divisors (see below), whose sum is σ = 20507641728. Its totient is φ = 5363154720.

The previous prime is 11222121997. The next prime is 11222122007. The reversal of 11222122004 is 40022122211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222122007) 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, 82889 + ... + 171215.

It is an arithmetic number, because the mean of its divisors is an integer number (854485072).

Almost surely, 2^11222122004 is an apocalyptic number.

It is an amenable number.

11222122004 is a deficient number, since it is larger than the sum of its proper divisors (9285519724).

11222122004 is a wasteful number, since it uses less digits than its factorization.

11222122004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89735 (or 89733 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11222122004 its reverse (40022122211), we get a palindrome (51244244215).

The spelling of 11222122004 in words is "eleven billion, two hundred twenty-two million, one hundred twenty-two thousand, four".