1320111133103 has 8 divisors (see below), whose sum is σ = 1509152481408. Its totient is φ = 1131183295704.

The previous prime is 1320111133097. The next prime is 1320111133123. The reversal of 1320111133103 is 3013311110231.

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

It is a de Polignac number, because none of the positive numbers 2^k-1320111133103 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 (1320111133123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28352801 + ... + 28399322.

It is an arithmetic number, because the mean of its divisors is an integer number (188644060176).

Almost surely, 2^{1320111133103} is an apocalyptic number.

1320111133103 is a deficient number, since it is larger than the sum of its proper divisors (189041348305).

1320111133103 is an equidigital number, since it uses as much as digits as its factorization.

1320111133103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56755453.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 1320111133103 its reverse (3013311110231), we get a palindrome (4333422243334).

The spelling of 1320111133103 in words is "one trillion, three hundred twenty billion, one hundred eleven million, one hundred thirty-three thousand, one hundred three".