312143014330033 has 4 divisors (see below), whose sum is σ = 322906566548340. Its totient is φ = 301379462111728.

The previous prime is 312143014329959. The next prime is 312143014330051. The reversal of 312143014330033 is 330033410341213.

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

It can be written as a sum of positive squares in 2 ways, for example, as 253946438875809 + 58196575454224 = 15935697^2 + 7628668^2 .

It is not a de Polignac number, because 312143014330033 - 2²⁵ = 312142980775601 is a prime.

It is a super-2 number, since 2×312143014330033² (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 = 312143014329977 and 312143014330004.

It is not an unprimeable number, because it can be changed into a prime (312143014330933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5381776109110 + ... + 5381776109167.

It is an arithmetic number, because the mean of its divisors is an integer number (80726641637085).

Almost surely, 2^{312143014330033} is an apocalyptic number.

It is an amenable number.

312143014330033 is a deficient number, since it is larger than the sum of its proper divisors (10763552218307).

312143014330033 is a wasteful number, since it uses less digits than its factorization.

312143014330033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10763552218306.

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 312143014330033 its reverse (330033410341213), we get a palindrome (642176424671246).

The spelling of 312143014330033 in words is "three hundred twelve trillion, one hundred forty-three billion, fourteen million, three hundred thirty thousand, thirty-three".