1013131120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (40).
It is a self number, because there is not a number n which added to its sum of digits gives 1013131120.
It is a congruent number.
Almost surely, 21013131120 is an apocalyptic number.
1013131120 is a gapful number since it is divisible by the number (10) 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.
1013131120 is a wasteful number, since it uses less digits than its factorization.
1013131120 is an odious number, because the sum of its binary digits is odd.
The square root of 1013131120 is about 31829.7207025132. The cubic root of 1013131120 is about 1004.3580200714.
Adding to 1013131120 its reverse (211313101), we get a palindrome (1224444221).
The spelling of 1013131120 in words is "one billion, thirteen million, one hundred thirty-one thousand, one hundred twenty".