3201312311 has 4 divisors (see below), whose sum is σ = 3201972000. Its totient is φ = 3200652624.

The previous prime is 3201312287. The next prime is 3201312319. The reversal of 3201312311 is 1132131023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1132131023 = 26317 ⋅43019.

It is a cyclic number.

It is not a de Polignac number, because 3201312311 - 2²² = 3197118007 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 3201312311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3201312319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322511 + ... + 332288.

It is an arithmetic number, because the mean of its divisors is an integer number (800493000).

Almost surely, 2^3201312311 is an apocalyptic number.

3201312311 is a deficient number, since it is larger than the sum of its proper divisors (659689).

3201312311 is an equidigital number, since it uses as much as digits as its factorization.

3201312311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659688.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 3201312311 is about 56580.1406060466. The cubic root of 3201312311 is about 1473.8140133864.

Adding to 3201312311 its reverse (1132131023), we get a palindrome (4333443334).

The spelling of 3201312311 in words is "three billion, two hundred one million, three hundred twelve thousand, three hundred eleven".