11120515315212 has 96 divisors (see below), whose sum is σ = 27427827051520. Its totient is φ = 3497070620160.

The previous prime is 11120515315207. The next prime is 11120515315267. The reversal of 11120515315212 is 21251351502111.

It is a self number, because there is not a number n which added to its sum of digits gives 11120515315212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72786333 + ... + 72938955.

Almost surely, 2^{11120515315212} is an apocalyptic number.

11120515315212 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 practical number, because each smaller number is the sum of distinct divisors of 11120515315212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13713913525760).

11120515315212 is an abundant number, since it is smaller than the sum of its proper divisors (16307311736308).

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

11120515315212 is a wasteful number, since it uses less digits than its factorization.

11120515315212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153983 (or 153981 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 30.

Adding to 11120515315212 its reverse (21251351502111), we get a palindrome (32371866817323).

The spelling of 11120515315212 in words is "eleven trillion, one hundred twenty billion, five hundred fifteen million, three hundred fifteen thousand, two hundred twelve".