311323111002001 has 8 divisors (see below), whose sum is σ = 361828313029440. Its totient is φ = 262325526945648.

The previous prime is 311323111001983. The next prime is 311323111002011. The reversal of 311323111002001 is 100200111323113.

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 311323111002001 - 2⁷ = 311323111001873 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 311323111002001.

It is not an unprimeable number, because it can be changed into a prime (311323111002011) 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, 376904492326 + ... + 376904493151.

It is an arithmetic number, because the mean of its divisors is an integer number (45228539128680).

Almost surely, 2^{311323111002001} is an apocalyptic number.

It is an amenable number.

311323111002001 is a deficient number, since it is larger than the sum of its proper divisors (50505202027439).

311323111002001 is an equidigital number, since it uses as much as digits as its factorization.

311323111002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753808985543.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 311323111002001 its reverse (100200111323113), we get a palindrome (411523222325114).

The spelling of 311323111002001 in words is "three hundred eleven trillion, three hundred twenty-three billion, one hundred eleven million, two thousand, one".