2343144321 has 32 divisors (see below), whose sum is σ = 3969888000. Its totient is φ = 1338042240.

The previous prime is 2343144313. The next prime is 2343144329. The reversal of 2343144321 is 1234413432.

2343144321 is a `hidden beast` number, since 23 + 4 + 314 + 4 + 321 = 666.

It is an interprime number because it is at equal distance from previous prime (2343144313) and next prime (2343144329).

It is not a de Polignac number, because 2343144321 - 2³ = 2343144313 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2343144329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 365181 + ... + 371541.

It is an arithmetic number, because the mean of its divisors is an integer number (124059000).

Almost surely, 2^2343144321 is an apocalyptic number.

2343144321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2343144321 is a deficient number, since it is larger than the sum of its proper divisors (1626743679).

2343144321 is a wasteful number, since it uses less digits than its factorization.

2343144321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8326 (or 8320 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 2343144321 is about 48406.0359975902. The cubic root of 2343144321 is about 1328.2087785129.

Adding to 2343144321 its reverse (1234413432), we get a palindrome (3577557753).

The spelling of 2343144321 in words is "two billion, three hundred forty-three million, one hundred forty-four thousand, three hundred twenty-one".