1320212021113 has 8 divisors (see below), whose sum is σ = 1322157082400. Its totient is φ = 1318267389888.

The previous prime is 1320212021083. The next prime is 1320212021189. The reversal of 1320212021113 is 3111202120231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1320212021113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320212024113) 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 7 ways as a sum of consecutive naturals, for example, 6318370 + ... + 6523972.

It is an arithmetic number, because the mean of its divisors is an integer number (165269635300).

Almost surely, 2^{1320212021113} is an apocalyptic number.

It is an amenable number.

1320212021113 is a deficient number, since it is larger than the sum of its proper divisors (1945061287).

1320212021113 is an equidigital number, since it uses as much as digits as its factorization.

1320212021113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215031.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1320212021113 its reverse (3111202120231), we get a palindrome (4431414141344).

The spelling of 1320212021113 in words is "one trillion, three hundred twenty billion, two hundred twelve million, twenty-one thousand, one hundred thirteen".