122142322 has 8 divisors (see below), whose sum is σ = 183739500. Its totient is φ = 60895824.

The previous prime is 122142301. The next prime is 122142323. The reversal of 122142322 is 223241221.

It can be written as a sum of positive squares in 2 ways, for example, as 110439081 + 11703241 = 10509^2 + 3421^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 122142322.

It is not an unprimeable number, because it can be changed into a prime (122142323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86797 + ... + 88192.

Almost surely, 2^122142322 is an apocalyptic number.

122142322 is a deficient number, since it is larger than the sum of its proper divisors (61597178).

122142322 is a wasteful number, since it uses less digits than its factorization.

122142322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175340.

The product of its digits is 384, while the sum is 19.

The square root of 122142322 is about 11051.8017535604. The cubic root of 122142322 is about 496.1603523553.

Adding to 122142322 its reverse (223241221), we get a palindrome (345383543).

The spelling of 122142322 in words is "one hundred twenty-two million, one hundred forty-two thousand, three hundred twenty-two".