1320444230434 has 16 divisors (see below), whose sum is σ = 2263920395328. Its totient is φ = 565829241552.

The previous prime is 1320444230431. The next prime is 1320444230447. The reversal of 1320444230434 is 4340324440231.

It is a self number, because there is not a number n which added to its sum of digits gives 1320444230434.

It is not an unprimeable number, because it can be changed into a prime (1320444230431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6176869 + ... + 6387064.

It is an arithmetic number, because the mean of its divisors is an integer number (141495024708).

Almost surely, 2^{1320444230434} is an apocalyptic number.

1320444230434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1320444230434 is a deficient number, since it is larger than the sum of its proper divisors (943476164894).

1320444230434 is a wasteful number, since it uses less digits than its factorization.

1320444230434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12571449.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 1320444230434 its reverse (4340324440231), we get a palindrome (5660768670665).

The spelling of 1320444230434 in words is "one trillion, three hundred twenty billion, four hundred forty-four million, two hundred thirty thousand, four hundred thirty-four".