11121100211204 has 6 divisors (see below), whose sum is σ = 19461925369614. Its totient is φ = 5560550105600.

The previous prime is 11121100211201. The next prime is 11121100211209. The reversal of 11121100211204 is 40211200112111.

It can be written as a sum of positive squares in only one way, i.e., 9495087588100 + 1626012623104 = 3081410^2 + 1275152^2 .

It is not an unprimeable number, because it can be changed into a prime (11121100211201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1390137526397 + ... + 1390137526404.

It is an arithmetic number, because the mean of its divisors is an integer number (3243654228269).

Almost surely, 2^{11121100211204} is an apocalyptic number.

It is an amenable number.

11121100211204 is a deficient number, since it is larger than the sum of its proper divisors (8340825158410).

11121100211204 is a wasteful number, since it uses less digits than its factorization.

11121100211204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780275052805 (or 2780275052803 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11121100211204 its reverse (40211200112111), we get a palindrome (51332300323315).

The spelling of 11121100211204 in words is "eleven trillion, one hundred twenty-one billion, one hundred million, two hundred eleven thousand, two hundred four".