12203230221101 has 2 divisors, whose sum is σ = 12203230221102. Its totient is φ = 12203230221100.

The previous prime is 12203230221053. The next prime is 12203230221109. The reversal of 12203230221101 is 10112203230221.

12203230221101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9613094049001 + 2590136172100 = 3100499^2 + 1609390^2 .

It is an emirp because it is prime and its reverse (10112203230221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12203230221101 - 2³⁰ = 12202156479277 is a prime.

It is a super-2 number, since 2×12203230221101² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12203230221109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101615110550 + 6101615110551.

It is an arithmetic number, because the mean of its divisors is an integer number (6101615110551).

Almost surely, 2^{12203230221101} is an apocalyptic number.

It is an amenable number.

12203230221101 is a deficient number, since it is larger than the sum of its proper divisors (1).

12203230221101 is an equidigital number, since it uses as much as digits as its factorization.

12203230221101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12203230221101 its reverse (10112203230221), we get a palindrome (22315433451322).

It can be divided in two parts, 12203230221 and 101, that multiplied together give a palindrome (1232526252321).

The spelling of 12203230221101 in words is "twelve trillion, two hundred three billion, two hundred thirty million, two hundred twenty-one thousand, one hundred one".