1320444003430 has 8 divisors (see below), whose sum is σ = 2376799206192. Its totient is φ = 528177601368.

The previous prime is 1320444003391. The next prime is 1320444003469. The reversal of 1320444003430 is 343004440231.

It is an interprime number because it is at equal distance from previous prime (1320444003391) and next prime (1320444003469).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 66022200162 + ... + 66022200181.

It is an arithmetic number, because the mean of its divisors is an integer number (297099900774).

Almost surely, 2^{1320444003430} is an apocalyptic number.

1320444003430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1320444003430 is a deficient number, since it is larger than the sum of its proper divisors (1056355202762).

1320444003430 is a wasteful number, since it uses less digits than its factorization.

1320444003430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132044400350.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 1320444003430 its reverse (343004440231), we get a palindrome (1663448443661).

The spelling of 1320444003430 in words is "one trillion, three hundred twenty billion, four hundred forty-four million, three thousand, four hundred thirty".