11001012220112 has 20 divisors (see below), whose sum is σ = 21716620822980. Its totient is φ = 5396722975488.

The previous prime is 11001012220111. The next prime is 11001012220139. The reversal of 11001012220112 is 21102221010011.

It can be written as a sum of positive squares in 2 ways, for example, as 7225903114816 + 3775109105296 = 2688104^2 + 1942964^2 .

It is a super-3 number, since 3×11001012220112³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001012220111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6486445037 + ... + 6486446732.

It is an arithmetic number, because the mean of its divisors is an integer number (1085831041149).

Almost surely, 2^{11001012220112} is an apocalyptic number.

It is an amenable number.

11001012220112 is a deficient number, since it is larger than the sum of its proper divisors (10715608602868).

11001012220112 is a wasteful number, since it uses less digits than its factorization.

11001012220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12972891830 (or 12972891824 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11001012220112 its reverse (21102221010011), we get a palindrome (32103233230123).

The spelling of 11001012220112 in words is "eleven trillion, one billion, twelve million, two hundred twenty thousand, one hundred twelve".