11124455512 has 32 divisors (see below), whose sum is σ = 22396396320. Its totient is φ = 5161300480.

The previous prime is 11124455501. The next prime is 11124455519. The reversal of 11124455512 is 21555442111.

It is a super-3 number, since 3×11124455512³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11124455519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 566383 + ... + 585694.

It is an arithmetic number, because the mean of its divisors is an integer number (699887385).

Almost surely, 2^11124455512 is an apocalyptic number.

It is an amenable number.

11124455512 is an abundant number, since it is smaller than the sum of its proper divisors (11271940808).

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

11124455512 is a wasteful number, since it uses less digits than its factorization.

11124455512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152171 (or 1152167 counting only the distinct ones).

The product of its digits is 8000, while the sum is 31.

Adding to 11124455512 its reverse (21555442111), we get a palindrome (32679897623).

The spelling of 11124455512 in words is "eleven billion, one hundred twenty-four million, four hundred fifty-five thousand, five hundred twelve".