1304430221402 has 32 divisors (see below), whose sum is σ = 2439816574464. Its totient is φ = 508144014000.

The previous prime is 1304430221389. The next prime is 1304430221411. The reversal of 1304430221402 is 2041220344031.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 415277 + ... + 1667727.

It is an arithmetic number, because the mean of its divisors is an integer number (76244267952).

Almost surely, 2^{1304430221402} is an apocalyptic number.

1304430221402 is a deficient number, since it is larger than the sum of its proper divisors (1135386353062).

1304430221402 is a wasteful number, since it uses less digits than its factorization.

1304430221402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259234.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1304430221402 its reverse (2041220344031), we get a palindrome (3345650565433).

The spelling of 1304430221402 in words is "one trillion, three hundred four billion, four hundred thirty million, two hundred twenty-one thousand, four hundred two".