1312322211001 has 8 divisors (see below), whose sum is σ = 1335071979360. Its totient is φ = 1289589343392.

The previous prime is 1312322210989. The next prime is 1312322211029. The reversal of 1312322211001 is 1001122232131.

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 1312322211001 - 2⁹ = 1312322210489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1312322211001.

It is not an unprimeable number, because it can be changed into a prime (1312302211001) 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, 4068495 + ... + 4379188.

It is an arithmetic number, because the mean of its divisors is an integer number (166883997420).

Almost surely, 2^{1312322211001} is an apocalyptic number.

It is an amenable number.

1312322211001 is a deficient number, since it is larger than the sum of its proper divisors (22749768359).

1312322211001 is an equidigital number, since it uses as much as digits as its factorization.

1312322211001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8450375.

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

Adding to 1312322211001 its reverse (1001122232131), we get a palindrome (2313444443132).

The spelling of 1312322211001 in words is "one trillion, three hundred twelve billion, three hundred twenty-two million, two hundred eleven thousand, one".