142323543300243 has 32 divisors (see below), whose sum is σ = 192264129598464. Its totient is φ = 93642739811712.

The previous prime is 142323543300221. The next prime is 142323543300251. The reversal of 142323543300243 is 342003345323241.

It is not a de Polignac number, because 142323543300243 - 2²¹ = 142323541203091 is a prime.

It is a super-2 number, since 2×142323543300243² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142323543300143) 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, 46584921 + ... + 49545957.

It is an arithmetic number, because the mean of its divisors is an integer number (6008254049952).

Almost surely, 2^{142323543300243} is an apocalyptic number.

142323543300243 is a deficient number, since it is larger than the sum of its proper divisors (49940586298221).

142323543300243 is a wasteful number, since it uses less digits than its factorization.

142323543300243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2961891.

The product of its (nonzero) digits is 622080, while the sum is 39.

Adding to 142323543300243 its reverse (342003345323241), we get a palindrome (484326888623484).

The spelling of 142323543300243 in words is "one hundred forty-two trillion, three hundred twenty-three billion, five hundred forty-three million, three hundred thousand, two hundred forty-three".