12112211102203 has 2 divisors, whose sum is σ = 12112211102204. Its totient is φ = 12112211102202.

The previous prime is 12112211102137. The next prime is 12112211102209. The reversal of 12112211102203 is 30220111221121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12112211102203 - 2²¹ = 12112209005051 is a prime.

It is a super-2 number, since 2×12112211102203² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12112211102209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056105551101 + 6056105551102.

It is an arithmetic number, because the mean of its divisors is an integer number (6056105551102).

Almost surely, 2^{12112211102203} is an apocalyptic number.

12112211102203 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112211102203 is an equidigital number, since it uses as much as digits as its factorization.

12112211102203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 12112211102203 its reverse (30220111221121), we get a palindrome (42332322323324).

The spelling of 12112211102203 in words is "twelve trillion, one hundred twelve billion, two hundred eleven million, one hundred two thousand, two hundred three".