1320103011233 has 4 divisors (see below), whose sum is σ = 1320387337008. Its totient is φ = 1319818685460.

The previous prime is 1320103011209. The next prime is 1320103011251. The reversal of 1320103011233 is 3321103010231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1320103011233 - 2⁸ = 1320103010977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320103011833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142155923 + ... + 142165208.

It is an arithmetic number, because the mean of its divisors is an integer number (330096834252).

Almost surely, 2^{1320103011233} is an apocalyptic number.

It is an amenable number.

1320103011233 is a deficient number, since it is larger than the sum of its proper divisors (284325775).

1320103011233 is an equidigital number, since it uses as much as digits as its factorization.

1320103011233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284325774.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1320103011233 its reverse (3321103010231), we get a palindrome (4641206021464).

The spelling of 1320103011233 in words is "one trillion, three hundred twenty billion, one hundred three million, eleven thousand, two hundred thirty-three".