2123422343 has 8 divisors (see below), whose sum is σ = 2438271360. Its totient is φ = 1811449080.

The previous prime is 2123422337. The next prime is 2123422391. The reversal of 2123422343 is 3432243212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2123422343 - 2¹⁴ = 2123405959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123472343) 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 in 7 ways as a sum of consecutive naturals, for example, 717353 + ... + 720306.

It is an arithmetic number, because the mean of its divisors is an integer number (304783920).

Almost surely, 2^2123422343 is an apocalyptic number.

2123422343 is a deficient number, since it is larger than the sum of its proper divisors (314849017).

2123422343 is a wasteful number, since it uses less digits than its factorization.

2123422343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437877.

The product of its digits is 6912, while the sum is 26.

The square root of 2123422343 is about 46080.6070164012. The cubic root of 2123422343 is about 1285.3225518213.

Adding to 2123422343 its reverse (3432243212), we get a palindrome (5555665555).

The spelling of 2123422343 in words is "two billion, one hundred twenty-three million, four hundred twenty-two thousand, three hundred forty-three".