11012011002112 has 54 divisors (see below), whose sum is σ = 22591144557618. Its totient is φ = 5357194371072.

The previous prime is 11012011002079. The next prime is 11012011002121. The reversal of 11012011002112 is 21120011021011.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 8963173748736 + 2048837253376 = 2993856^2 + 1431376^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11012011002092 and 11012011002101.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15360153 + ... + 16061080.

Almost surely, 2^{11012011002112} is an apocalyptic number.

It is an amenable number.

11012011002112 is an abundant number, since it is smaller than the sum of its proper divisors (11579133555506).

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

11012011002112 is an frugal number, since it uses more digits than its factorization.

11012011002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31421323 (or 31421272 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11012011002112 its reverse (21120011021011), we get a palindrome (32132022023123).

The spelling of 11012011002112 in words is "eleven trillion, twelve billion, eleven million, two thousand, one hundred twelve".