11155214204 has 12 divisors (see below), whose sum is σ = 19841651928. Its totient is φ = 5486170800.

The previous prime is 11155214183. The next prime is 11155214209. The reversal of 11155214204 is 40241255111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11155214209) 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 3 ways as a sum of consecutive naturals, for example, 22858802 + ... + 22859289.

It is an arithmetic number, because the mean of its divisors is an integer number (1653470994).

Almost surely, 2^11155214204 is an apocalyptic number.

It is an amenable number.

11155214204 is a deficient number, since it is larger than the sum of its proper divisors (8686437724).

11155214204 is a wasteful number, since it uses less digits than its factorization.

11155214204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45718156 (or 45718154 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 11155214204 its reverse (40241255111), we get a palindrome (51396469315).

The spelling of 11155214204 in words is "eleven billion, one hundred fifty-five million, two hundred fourteen thousand, two hundred four".