2201123423 has 2 divisors, whose sum is σ = 2201123424. Its totient is φ = 2201123422.

The previous prime is 2201123389. The next prime is 2201123447. The reversal of 2201123423 is 3243211022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2201123423 - 2³⁰ = 1127381599 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2201123395 and 2201123404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2201123623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100561711 + 1100561712.

It is an arithmetic number, because the mean of its divisors is an integer number (1100561712).

Almost surely, 2^2201123423 is an apocalyptic number.

2201123423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201123423 is an equidigital number, since it uses as much as digits as its factorization.

2201123423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2201123423 is about 46916.1317992010. The cubic root of 2201123423 is about 1300.8127901409.

Adding to 2201123423 its reverse (3243211022), we get a palindrome (5444334445).

The spelling of 2201123423 in words is "two billion, two hundred one million, one hundred twenty-three thousand, four hundred twenty-three".