1323120210113 has 16 divisors (see below), whose sum is σ = 1436878227456. Its totient is φ = 1211113911360.

The previous prime is 1323120210109. The next prime is 1323120210121. The reversal of 1323120210113 is 3110120213231.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1323120210113 - 2² = 1323120210109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323120210173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53381 + ... + 1627602.

It is an arithmetic number, because the mean of its divisors is an integer number (89804889216).

Almost surely, 2^{1323120210113} is an apocalyptic number.

1323120210113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1323120210113 is a deficient number, since it is larger than the sum of its proper divisors (113758017343).

1323120210113 is a wasteful number, since it uses less digits than its factorization.

1323120210113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681504.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1323120210113 its reverse (3110120213231), we get a palindrome (4433240423344).

The spelling of 1323120210113 in words is "one trillion, three hundred twenty-three billion, one hundred twenty million, two hundred ten thousand, one hundred thirteen".