1331120267193 has 4 divisors (see below), whose sum is σ = 1774827022928. Its totient is φ = 887413511460.

The previous prime is 1331120267177. The next prime is 1331120267207. The reversal of 1331120267193 is 3917620211331.

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 not a de Polignac number, because 1331120267193 - 2⁴ = 1331120267177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331120267293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221853377863 + ... + 221853377868.

It is an arithmetic number, because the mean of its divisors is an integer number (443706755732).

Almost surely, 2^{1331120267193} is an apocalyptic number.

It is an amenable number.

1331120267193 is a deficient number, since it is larger than the sum of its proper divisors (443706755735).

1331120267193 is an equidigital number, since it uses as much as digits as its factorization.

1331120267193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443706755734.

The product of its (nonzero) digits is 40824, while the sum is 39.

The spelling of 1331120267193 in words is "one trillion, three hundred thirty-one billion, one hundred twenty million, two hundred sixty-seven thousand, one hundred ninety-three".