1101200011012 has 24 divisors (see below), whose sum is σ = 2041200367416. Its totient is φ = 518023446528.

The previous prime is 1101200011007. The next prime is 1101200011147. The reversal of 1101200011012 is 2101100021011.

It can be written as a sum of positive squares in 4 ways, for example, as 725607534276 + 375592476736 = 851826^2 + 612856^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1101200011012.

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, 2753973 + ... + 3128380.

It is an arithmetic number, because the mean of its divisors is an integer number (85050015309).

Almost surely, 2^{1101200011012} is an apocalyptic number.

It is an amenable number.

1101200011012 is a deficient number, since it is larger than the sum of its proper divisors (940000356404).

1101200011012 is a wasteful number, since it uses less digits than its factorization.

1101200011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5885127 (or 5885125 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1101200011012 its reverse (2101100021011), we get a palindrome (3202300032023).

Subtracting 1101200011012 from its reverse (2101100021011), we obtain a palindrome (999900009999).

The spelling of 1101200011012 in words is "one trillion, one hundred one billion, two hundred million, eleven thousand, twelve".