2343311421 has 16 divisors (see below), whose sum is σ = 3518404608. Its totient is φ = 1374375600.

The previous prime is 2343311413. The next prime is 2343311423. The reversal of 2343311421 is 1241133432.

It is a happy number.

It is not a de Polignac number, because 2343311421 - 2³ = 2343311413 is a prime.

It is a super-2 number, since 2×2343311421² = 10982216831578078482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2343311391 and 2343311400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2343311423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1144291 + ... + 1146336.

It is an arithmetic number, because the mean of its divisors is an integer number (219900288).

Almost surely, 2^2343311421 is an apocalyptic number.

It is an amenable number.

2343311421 is a deficient number, since it is larger than the sum of its proper divisors (1175093187).

2343311421 is a wasteful number, since it uses less digits than its factorization.

2343311421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2290672.

The product of its digits is 1728, while the sum is 24.

The square root of 2343311421 is about 48407.7619912344. The cubic root of 2343311421 is about 1328.2403512460.

Adding to 2343311421 its reverse (1241133432), we get a palindrome (3584444853).

The spelling of 2343311421 in words is "two billion, three hundred forty-three million, three hundred eleven thousand, four hundred twenty-one".