11200020001012 has 12 divisors (see below), whose sum is σ = 19601711876740. Its totient is φ = 5599530893376.

The previous prime is 11200020001003. The next prime is 11200020001019. The reversal of 11200020001012 is 21010002000211.

It can be written as a sum of positive squares in 2 ways, for example, as 9744411532816 + 1455608468196 = 3121604^2 + 1206486^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11200020001012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200020001019) 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, 119724183 + ... + 119817694.

Almost surely, 2^{11200020001012} is an apocalyptic number.

It is an amenable number.

11200020001012 is a deficient number, since it is larger than the sum of its proper divisors (8401691875728).

11200020001012 is a wasteful number, since it uses less digits than its factorization.

11200020001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239553570 (or 239553568 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 11200020001012 its reverse (21010002000211), we get a palindrome (32210022001223).

The spelling of 11200020001012 in words is "eleven trillion, two hundred billion, twenty million, one thousand, twelve".