142222330 has 8 divisors (see below), whose sum is σ = 256000212. Its totient is φ = 56888928.

The previous prime is 142222321. The next prime is 142222343. The reversal of 142222330 is 33222241.

142222330 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 118222129 + 24000201 = 10873^2 + 4899^2 .

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 = 142222298 and 142222307.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7111107 + ... + 7111126.

Almost surely, 2^142222330 is an apocalyptic number.

142222330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142222330 is a deficient number, since it is larger than the sum of its proper divisors (113777882).

142222330 is a wasteful number, since it uses less digits than its factorization.

142222330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14222240.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 142222330 is about 11925.7003987187. The cubic root of 142222330 is about 521.9824840107.

Adding to 142222330 its reverse (33222241), we get a palindrome (175444571).

The spelling of 142222330 in words is "one hundred forty-two million, two hundred twenty-two thousand, three hundred thirty".