1320031433242 has 8 divisors (see below), whose sum is σ = 1988769825216. Its totient is φ = 657108158172.

The previous prime is 1320031433209. The next prime is 1320031433243. The reversal of 1320031433242 is 2423341300231.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1320031433242.

It is not an unprimeable number, because it can be changed into a prime (1320031433243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1453778658 + ... + 1453779565.

It is an arithmetic number, because the mean of its divisors is an integer number (248596228152).

Almost surely, 2^{1320031433242} is an apocalyptic number.

1320031433242 is a deficient number, since it is larger than the sum of its proper divisors (668738391974).

1320031433242 is a wasteful number, since it uses less digits than its factorization.

1320031433242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2907558452.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 1320031433242 its reverse (2423341300231), we get a palindrome (3743372733473).

The spelling of 1320031433242 in words is "one trillion, three hundred twenty billion, thirty-one million, four hundred thirty-three thousand, two hundred forty-two".