30204042122 has 8 divisors (see below), whose sum is σ = 45754638372. Its totient is φ = 14952496000.

The previous prime is 30204042101. The next prime is 30204042139. The reversal of 30204042122 is 22124040203.

It can be written as a sum of positive squares in 2 ways, for example, as 27466764361 + 2737277761 = 165731^2 + 52319^2 .

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 = 30204042094 and 30204042103.

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, 74762279 + ... + 74762682.

Almost surely, 2^30204042122 is an apocalyptic number.

30204042122 is a deficient number, since it is larger than the sum of its proper divisors (15550596250).

30204042122 is a wasteful number, since it uses less digits than its factorization.

30204042122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149525064.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 30204042122 its reverse (22124040203), we get a palindrome (52328082325).

The spelling of 30204042122 in words is "thirty billion, two hundred four million, forty-two thousand, one hundred twenty-two".