312033142033 has 4 divisors (see below), whose sum is σ = 312034396480. Its totient is φ = 312031887588.

The previous prime is 312033142021. The next prime is 312033142039. The reversal of 312033142033 is 330241330213.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312033142033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 312033141989 and 312033142007.

It is not an unprimeable number, because it can be changed into a prime (312033142039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114285 + ... + 798202.

It is an arithmetic number, because the mean of its divisors is an integer number (78008599120).

Almost surely, 2^312033142033 is an apocalyptic number.

It is an amenable number.

312033142033 is a deficient number, since it is larger than the sum of its proper divisors (1254447).

312033142033 is an equidigital number, since it uses as much as digits as its factorization.

312033142033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254446.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 312033142033 its reverse (330241330213), we get a palindrome (642274472246).

The spelling of 312033142033 in words is "three hundred twelve billion, thirty-three million, one hundred forty-two thousand, thirty-three".