Adding to 11122532431512 its reverse (21513423522111), we get a palindrome (32635955953623).
It is a congruent number.
Almost surely, 211122532431512 is an apocalyptic number.
11122532431512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11122532431512 is a wasteful number, since it uses less digits than its factorization.
11122532431512 is an evil number, because the sum of its binary digits is even.
The spelling of 11122532431512 in words is "eleven trillion, one hundred twenty-two billion, five hundred thirty-two million, four hundred thirty-one thousand, five hundred twelve".