11132013012 has 24 divisors (see below), whose sum is σ = 26071264800. Its totient is φ = 3696875616.

The previous prime is 11132013007. The next prime is 11132013023. The reversal of 11132013012 is 21031023111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11132012982 and 11132013000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1721062 + ... + 1727517.

It is an arithmetic number, because the mean of its divisors is an integer number (1086302700).

Almost surely, 2^11132013012 is an apocalyptic number.

11132013012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11132013012 is an abundant number, since it is smaller than the sum of its proper divisors (14939251788).

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

11132013012 is a wasteful number, since it uses less digits than its factorization.

11132013012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3448855 (or 3448853 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11132013012 its reverse (21031023111), we get a palindrome (32163036123).

The spelling of 11132013012 in words is "eleven billion, one hundred thirty-two million, thirteen thousand, twelve".