12112002011201 has 2 divisors, whose sum is σ = 12112002011202. Its totient is φ = 12112002011200.

The previous prime is 12112002011189. The next prime is 12112002011303. The reversal of 12112002011201 is 10211020021121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11046051073600 + 1065950937601 = 3323560^2 + 1032449^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12112002011201 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12112002011101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056001005600 + 6056001005601.

It is an arithmetic number, because the mean of its divisors is an integer number (6056001005601).

Almost surely, 2^{12112002011201} is an apocalyptic number.

It is an amenable number.

12112002011201 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112002011201 is an equidigital number, since it uses as much as digits as its factorization.

12112002011201 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 14.

Adding to 12112002011201 its reverse (10211020021121), we get a palindrome (22323022032322).

The spelling of 12112002011201 in words is "twelve trillion, one hundred twelve billion, two million, eleven thousand, two hundred one".