1204404402130 has 16 divisors (see below), whose sum is σ = 2168453047320. Its totient is φ = 481645066752.

The previous prime is 1204404402067. The next prime is 1204404402137. The reversal of 1204404402130 is 312044044021.

It can be written as a sum of positive squares in 4 ways, for example, as 857470444009 + 346933958121 = 925997^2 + 589011^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1204404402095 and 1204404402104.

It is not an unprimeable number, because it can be changed into a prime (1204404402137) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14543409 + ... + 14625988.

Almost surely, 2^{1204404402130} is an apocalyptic number.

1204404402130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1204404402130 is a deficient number, since it is larger than the sum of its proper divisors (964048645190).

1204404402130 is a wasteful number, since it uses less digits than its factorization.

1204404402130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29173533.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 1204404402130 its reverse (312044044021), we get a palindrome (1516448446151).

The spelling of 1204404402130 in words is "one trillion, two hundred four billion, four hundred four million, four hundred two thousand, one hundred thirty".