1220530030504 has 16 divisors (see below), whose sum is σ = 2288774829600. Its totient is φ = 610190075952.

The previous prime is 1220530030469. The next prime is 1220530030513. The reversal of 1220530030504 is 4050300350221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9298164 + ... + 9428515.

It is an arithmetic number, because the mean of its divisors is an integer number (143048426850).

Almost surely, 2^{1220530030504} is an apocalyptic number.

It is an amenable number.

1220530030504 is a deficient number, since it is larger than the sum of its proper divisors (1068244799096).

1220530030504 is a wasteful number, since it uses less digits than its factorization.

1220530030504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18734832 (or 18734828 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 1220530030504 its reverse (4050300350221), we get a palindrome (5270830380725).

The spelling of 1220530030504 in words is "one trillion, two hundred twenty billion, five hundred thirty million, thirty thousand, five hundred four".