11011112222004 has 18 divisors (see below), whose sum is σ = 27833644783490. Its totient is φ = 3670370740656.

The previous prime is 11011112221997. The next prime is 11011112222021. The reversal of 11011112222004 is 40022221111011.

It can be written as a sum of positive squares in only one way, i.e., 10028242227600 + 982869994404 = 3166740^2 + 991398^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 152932114159 + ... + 152932114230.

Almost surely, 2^{11011112222004} is an apocalyptic number.

It is an amenable number.

11011112222004 is an abundant number, since it is smaller than the sum of its proper divisors (16822532561486).

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

11011112222004 is a wasteful number, since it uses less digits than its factorization.

11011112222004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305864228399 (or 305864228394 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11011112222004 its reverse (40022221111011), we get a palindrome (51033333333015).

The spelling of 11011112222004 in words is "eleven trillion, eleven billion, one hundred twelve million, two hundred twenty-two thousand, four".