142423222012 has 12 divisors (see below), whose sum is σ = 253943292456. Its totient is φ = 69867995600.

The previous prime is 142423222003. The next prime is 142423222021. The reversal of 142423222012 is 210222324241.

142423222012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (142423222003) and next prime (142423222021).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 335903614 + ... + 335904037.

It is an arithmetic number, because the mean of its divisors is an integer number (21161941038).

Almost surely, 2^142423222012 is an apocalyptic number.

It is an amenable number.

142423222012 is a deficient number, since it is larger than the sum of its proper divisors (111520070444).

142423222012 is a wasteful number, since it uses less digits than its factorization.

142423222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671807708 (or 671807706 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 142423222012 its reverse (210222324241), we get a palindrome (352645546253).

The spelling of 142423222012 in words is "one hundred forty-two billion, four hundred twenty-three million, two hundred twenty-two thousand, twelve".