42302122 has 4 divisors (see below), whose sum is σ = 63453186. Its totient is φ = 21151060.

The previous prime is 42302101. The next prime is 42302147. The reversal of 42302122 is 22120324.

42302122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 23126481 + 19175641 = 4809^2 + 4379^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42302096 and 42302105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10575529 + ... + 10575532.

Almost surely, 2^42302122 is an apocalyptic number.

42302122 is a deficient number, since it is larger than the sum of its proper divisors (21151064).

42302122 is a wasteful number, since it uses less digits than its factorization.

42302122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21151063.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 42302122 is about 6504.0081488264. The cubic root of 42302122 is about 348.4341533874.

Adding to 42302122 its reverse (22120324), we get a palindrome (64422446).

It can be divided in two parts, 42302 and 122, that added together give a palindrome (42424).

The spelling of 42302122 in words is "forty-two million, three hundred two thousand, one hundred twenty-two".