142224122 has 8 divisors (see below), whose sum is σ = 217361556. Its totient is φ = 69770272.

The previous prime is 142224119. The next prime is 142224127. The reversal of 142224122 is 221422241.

142224122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 138980521 + 3243601 = 11789^2 + 1801^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 142224094 and 142224103.

It is not an unprimeable number, because it can be changed into a prime (142224127) 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, 670763 + ... + 670974.

Almost surely, 2^142224122 is an apocalyptic number.

142224122 is a deficient number, since it is larger than the sum of its proper divisors (75137434).

142224122 is a wasteful number, since it uses less digits than its factorization.

142224122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341792.

The product of its digits is 512, while the sum is 20.

The square root of 142224122 is about 11925.7755303376. The cubic root of 142224122 is about 521.9846763263.

Adding to 142224122 its reverse (221422241), we get a palindrome (363646363).

The spelling of 142224122 in words is "one hundred forty-two million, two hundred twenty-four thousand, one hundred twenty-two".