1320020320010 has 32 divisors (see below), whose sum is σ = 2725134008832. Its totient is φ = 450967789440.

The previous prime is 1320020320009. The next prime is 1320020320013. The reversal of 1320020320010 is 100230200231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (1320020320013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33534482 + ... + 33573821.

It is an arithmetic number, because the mean of its divisors is an integer number (85160437776).

Almost surely, 2^{1320020320010} is an apocalyptic number.

1320020320010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1320020320010 is an abundant number, since it is smaller than the sum of its proper divisors (1405113688822).

1320020320010 is a wasteful number, since it uses less digits than its factorization.

1320020320010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67108598.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 1320020320010 its reverse (100230200231), we get a palindrome (1420250520241).

The spelling of 1320020320010 in words is "one trillion, three hundred twenty billion, twenty million, three hundred twenty thousand, ten".