1320320101 has 8 divisors (see below), whose sum is σ = 1372863744. Its totient is φ = 1268398560.

The previous prime is 1320320087. The next prime is 1320320107. The reversal of 1320320101 is 1010230231.

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

It is a cyclic number.

It is not a de Polignac number, because 1320320101 - 2⁵ = 1320320069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320320107) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 151195 + ... + 159688.

It is an arithmetic number, because the mean of its divisors is an integer number (171607968).

Almost surely, 2^1320320101 is an apocalyptic number.

It is an amenable number.

1320320101 is a deficient number, since it is larger than the sum of its proper divisors (52543643).

1320320101 is a wasteful number, since it uses less digits than its factorization.

1320320101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311051.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1320320101 is about 36336.2092271607. The cubic root of 1320320101 is about 1097.0499746361.

Adding to 1320320101 its reverse (1010230231), we get a palindrome (2330550332).

The spelling of 1320320101 in words is "one billion, three hundred twenty million, three hundred twenty thousand, one hundred one".