12203012221101 has 12 divisors (see below), whose sum is σ = 18982463455228. Its totient is φ = 7509545982144.

The previous prime is 12203012221093. The next prime is 12203012221111. The reversal of 12203012221101 is 10112221030221.

12203012221101 is a `hidden beast` number, since 1 + 220 + 301 + 22 + 21 + 101 = 666.

12203012221101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1518292196100 + 10684720025001 = 1232190^2 + 3268749^2 .

It is not a de Polignac number, because 12203012221101 - 2³ = 12203012221093 is a prime.

It is a super-2 number, since 2×12203012221101² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12203012221111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52149624760 + ... + 52149624993.

Almost surely, 2^{12203012221101} is an apocalyptic number.

It is an amenable number.

12203012221101 is a deficient number, since it is larger than the sum of its proper divisors (6779451234127).

12203012221101 is a wasteful number, since it uses less digits than its factorization.

12203012221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104299249772 (or 104299249769 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 12203012221101 its reverse (10112221030221), we get a palindrome (22315233251322).

The spelling of 12203012221101 in words is "twelve trillion, two hundred three billion, twelve million, two hundred twenty-one thousand, one hundred one".