30402520013224 has 16 divisors (see below), whose sum is σ = 57110094210420. Its totient is φ = 15173161557120.

The previous prime is 30402520013197. The next prime is 30402520013237. The reversal of 30402520013224 is 42231002520403.

It can be written as a sum of positive squares in 2 ways, for example, as 30351086309124 + 51433704100 = 5509182^2 + 226790^2 .

It is a junction number, because it is equal to n+sod(n) for n = 30402520013192 and 30402520013201.

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, 3512301589 + ... + 3512310244.

Almost surely, 2^{30402520013224} is an apocalyptic number.

It is an amenable number.

30402520013224 is a deficient number, since it is larger than the sum of its proper divisors (26707574197196).

30402520013224 is a wasteful number, since it uses less digits than its factorization.

30402520013224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7024612380 (or 7024612376 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 30402520013224 its reverse (42231002520403), we get a palindrome (72633522533627).

The spelling of 30402520013224 in words is "thirty trillion, four hundred two billion, five hundred twenty million, thirteen thousand, two hundred twenty-four".