142324022123 has 4 divisors (see below), whose sum is σ = 142361548728. Its totient is φ = 142286495520.

The previous prime is 142324022119. The next prime is 142324022161. The reversal of 142324022123 is 321220423241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321220423241 = 487057 ⋅659513.

It is a cyclic number.

It is not a de Polignac number, because 142324022123 - 2² = 142324022119 is a prime.

It is a super-2 number, since 2×142324022123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142324022092 and 142324022101.

It is not an unprimeable number, because it can be changed into a prime (142324022723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18757613 + ... + 18765198.

It is an arithmetic number, because the mean of its divisors is an integer number (35590387182).

Almost surely, 2^142324022123 is an apocalyptic number.

142324022123 is a deficient number, since it is larger than the sum of its proper divisors (37526605).

142324022123 is an equidigital number, since it uses as much as digits as its factorization.

142324022123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37526604.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 142324022123 its reverse (321220423241), we get a palindrome (463544445364).

The spelling of 142324022123 in words is "one hundred forty-two billion, three hundred twenty-four million, twenty-two thousand, one hundred twenty-three".