100112220001201 has 2 divisors, whose sum is σ = 100112220001202. Its totient is φ = 100112220001200.

The previous prime is 100112220001187. The next prime is 100112220001273. The reversal of 100112220001201 is 102100022211001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65408044450576 + 34704175550625 = 8087524^2 + 5891025^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100112220001201 is a prime.

It is not a weakly prime, because it can be changed into another prime (100112220007201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50056110000600 + 50056110000601.

It is an arithmetic number, because the mean of its divisors is an integer number (50056110000601).

Almost surely, 2^{100112220001201} is an apocalyptic number.

It is an amenable number.

100112220001201 is a deficient number, since it is larger than the sum of its proper divisors (1).

100112220001201 is an equidigital number, since it uses as much as digits as its factorization.

100112220001201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100112220001201 its reverse (102100022211001), we get a palindrome (202212242212202).

The spelling of 100112220001201 in words is "one hundred trillion, one hundred twelve billion, two hundred twenty million, one thousand, two hundred one".