11130211231012 has 12 divisors (see below), whose sum is σ = 19479762803340. Its totient is φ = 5564564715776.

The previous prime is 11130211230989. The next prime is 11130211231037. The reversal of 11130211231012 is 21013211203111.

It can be written as a sum of positive squares in 2 ways, for example, as 6505070654016 + 4625140576996 = 2550504^2 + 2150614^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135178633 + ... + 135260944.

It is an arithmetic number, because the mean of its divisors is an integer number (1623313566945).

Almost surely, 2^{11130211231012} is an apocalyptic number.

It is an amenable number.

11130211231012 is a deficient number, since it is larger than the sum of its proper divisors (8349551572328).

11130211231012 is a wasteful number, since it uses less digits than its factorization.

11130211231012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270449870 (or 270449868 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 11130211231012 its reverse (21013211203111), we get a palindrome (32143422434123).

The spelling of 11130211231012 in words is "eleven trillion, one hundred thirty billion, two hundred eleven million, two hundred thirty-one thousand, twelve".