11012132112 has 80 divisors (see below), whose sum is σ = 28769789568. Its totient is φ = 3629306880.

The previous prime is 11012132107. The next prime is 11012132189. The reversal of 11012132112 is 21123121011.

It is a junction number, because it is equal to n+sod(n) for n = 11012132091 and 11012132100.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4057668 + ... + 4060380.

Almost surely, 2^11012132112 is an apocalyptic number.

11012132112 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 11012132112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14384894784).

11012132112 is an abundant number, since it is smaller than the sum of its proper divisors (17757657456).

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

11012132112 is a wasteful number, since it uses less digits than its factorization.

11012132112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3648 (or 3642 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 11012132112 its reverse (21123121011), we get a palindrome (32135253123).

The spelling of 11012132112 in words is "eleven billion, twelve million, one hundred thirty-two thousand, one hundred twelve".