1321132012199 has 8 divisors (see below), whose sum is σ = 1324138435392. Its totient is φ = 1318126249440.

The previous prime is 1321132012117. The next prime is 1321132012229. The reversal of 1321132012199 is 9912102311231.

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

It is a cyclic number.

It is not a de Polignac number, because 1321132012199 - 2¹⁶ = 1321131946663 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 (1321132015199) 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, 3957029 + ... + 4277889.

It is an arithmetic number, because the mean of its divisors is an integer number (165517304424).

Almost surely, 2^{1321132012199} is an apocalyptic number.

1321132012199 is a deficient number, since it is larger than the sum of its proper divisors (3006423193).

1321132012199 is an equidigital number, since it uses as much as digits as its factorization.

1321132012199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330217.

The product of its (nonzero) digits is 5832, while the sum is 35.

The spelling of 1321132012199 in words is "one trillion, three hundred twenty-one billion, one hundred thirty-two million, twelve thousand, one hundred ninety-nine".