30303423225 has 36 divisors (see below), whose sum is σ = 54836392156. Its totient is φ = 15995197440.

The previous prime is 30303423191. The next prime is 30303423263. The reversal of 30303423225 is 52232430303.

30303423225 is a `hidden beast` number, since 30 + 303 + 4 + 2 + 322 + 5 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 509901561 + 29793521664 = 22581^2 + 172608^2 .

It is not a de Polignac number, because 30303423225 - 2⁷ = 30303423097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 672412 + ... + 716061.

Almost surely, 2^30303423225 is an apocalyptic number.

It is an amenable number.

30303423225 is a deficient number, since it is larger than the sum of its proper divisors (24532968931).

30303423225 is a wasteful number, since it uses less digits than its factorization.

30303423225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1388586 (or 1388578 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 27.

Adding to 30303423225 its reverse (52232430303), we get a palindrome (82535853528).

The spelling of 30303423225 in words is "thirty billion, three hundred three million, four hundred twenty-three thousand, two hundred twenty-five".