42304040122 has 4 divisors (see below), whose sum is σ = 63456060186. Its totient is φ = 21152020060.

The previous prime is 42304040063. The next prime is 42304040143. The reversal of 42304040122 is 22104040324.

It is a happy number.

42304040122 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., 41759331201 + 544708921 = 204351^2 + 23339^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 42304040093 and 42304040102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10576010029 + ... + 10576010032.

Almost surely, 2^42304040122 is an apocalyptic number.

42304040122 is a deficient number, since it is larger than the sum of its proper divisors (21152020064).

42304040122 is a wasteful number, since it uses less digits than its factorization.

42304040122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21152020063.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 42304040122 its reverse (22104040324), we get a palindrome (64408080446).

The spelling of 42304040122 in words is "forty-two billion, three hundred four million, forty thousand, one hundred twenty-two".