1321330303102 has 4 divisors (see below), whose sum is σ = 1981995454656. Its totient is φ = 660665151550.

The previous prime is 1321330303093. The next prime is 1321330303109. The reversal of 1321330303102 is 2013030331231.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321330303109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330332575774 + ... + 330332575777.

It is an arithmetic number, because the mean of its divisors is an integer number (495498863664).

Almost surely, 2^{1321330303102} is an apocalyptic number.

1321330303102 is a deficient number, since it is larger than the sum of its proper divisors (660665151554).

1321330303102 is an equidigital number, since it uses as much as digits as its factorization.

1321330303102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660665151553.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 1321330303102 its reverse (2013030331231), we get a palindrome (3334360634333).

The spelling of 1321330303102 in words is "one trillion, three hundred twenty-one billion, three hundred thirty million, three hundred three thousand, one hundred two".