142320302343 has 16 divisors (see below), whose sum is σ = 211948800000. Its totient is φ = 94383443160.

The previous prime is 142320302321. The next prime is 142320302417. The reversal of 142320302343 is 343203023241.

142320302343 is a `hidden beast` number, since 1 + 4 + 2 + 320 + 302 + 34 + 3 = 666.

It is not a de Polignac number, because 142320302343 - 2¹⁷ = 142320171271 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142320302303) 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, 13793593 + ... + 13803906.

It is an arithmetic number, because the mean of its divisors is an integer number (13246800000).

Almost surely, 2^142320302343 is an apocalyptic number.

142320302343 is a deficient number, since it is larger than the sum of its proper divisors (69628497657).

142320302343 is a wasteful number, since it uses less digits than its factorization.

142320302343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27597699 (or 27597693 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 142320302343 its reverse (343203023241), we get a palindrome (485523325584).

The spelling of 142320302343 in words is "one hundred forty-two billion, three hundred twenty million, three hundred two thousand, three hundred forty-three".