311430014034331 has 4 divisors (see below), whose sum is σ = 324970449427152. Its totient is φ = 297889578641512.

The previous prime is 311430014034311. The next prime is 311430014034361. The reversal of 311430014034331 is 133430410034113.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 311430014034331 - 2²¹ = 311430011937179 is a prime.

It is a super-2 number, since 2×311430014034331² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 311430014034293 and 311430014034302.

It is not an unprimeable number, because it can be changed into a prime (311430014034311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6770217696376 + ... + 6770217696421.

It is an arithmetic number, because the mean of its divisors is an integer number (81242612356788).

Almost surely, 2^{311430014034331} is an apocalyptic number.

311430014034331 is a deficient number, since it is larger than the sum of its proper divisors (13540435392821).

311430014034331 is a wasteful number, since it uses less digits than its factorization.

311430014034331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13540435392820.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 311430014034331 its reverse (133430410034113), we get a palindrome (444860424068444).

The spelling of 311430014034331 in words is "three hundred eleven trillion, four hundred thirty billion, fourteen million, thirty-four thousand, three hundred thirty-one".