142222323123 has 16 divisors (see below), whose sum is σ = 210706202400. Its totient is φ = 94811973120.

The previous prime is 142222323101. The next prime is 142222323157. The reversal of 142222323123 is 321323222241.

142222323123 is a `hidden beast` number, since 1 + 422 + 2 + 2 + 3 + 231 + 2 + 3 = 666.

142222323123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 142222323123 - 2⁸ = 142222322867 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 (142222523123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1164423 + ... + 1280751.

It is an arithmetic number, because the mean of its divisors is an integer number (13169137650).

Almost surely, 2^142222323123 is an apocalyptic number.

142222323123 is a deficient number, since it is larger than the sum of its proper divisors (68483879277).

142222323123 is a wasteful number, since it uses less digits than its factorization.

142222323123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161619 (or 161613 counting only the distinct ones).

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

Adding to 142222323123 its reverse (321323222241), we get a palindrome (463545545364).

The spelling of 142222323123 in words is "one hundred forty-two billion, two hundred twenty-two million, three hundred twenty-three thousand, one hundred twenty-three".