2134423211 has 4 divisors (see below), whose sum is σ = 2156427672. Its totient is φ = 2112418752.

The previous prime is 2134423201. The next prime is 2134423243. The reversal of 2134423211 is 1123244312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2134423211 - 2¹⁰ = 2134422187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2134423201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11002085 + ... + 11002278.

It is an arithmetic number, because the mean of its divisors is an integer number (539106918).

Almost surely, 2^2134423211 is an apocalyptic number.

2134423211 is a deficient number, since it is larger than the sum of its proper divisors (22004461).

2134423211 is an equidigital number, since it uses as much as digits as its factorization.

2134423211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22004460.

The product of its digits is 1152, while the sum is 23.

The square root of 2134423211 is about 46199.8183005085. The cubic root of 2134423211 is about 1287.5383640939.

Adding to 2134423211 its reverse (1123244312), we get a palindrome (3257667523).

The spelling of 2134423211 in words is "two billion, one hundred thirty-four million, four hundred twenty-three thousand, two hundred eleven".