312021303234044 has 6 divisors (see below), whose sum is σ = 546037280659584. Its totient is φ = 156010651617020.

The previous prime is 312021303234007. The next prime is 312021303234059. The reversal of 312021303234044 is 440432303120213.

It is a self number, because there is not a number n which added to its sum of digits gives 312021303234044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39002662904252 + ... + 39002662904259.

It is an arithmetic number, because the mean of its divisors is an integer number (91006213443264).

Almost surely, 2^{312021303234044} is an apocalyptic number.

It is an amenable number.

312021303234044 is a deficient number, since it is larger than the sum of its proper divisors (234015977425540).

312021303234044 is a wasteful number, since it uses less digits than its factorization.

312021303234044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78005325808515 (or 78005325808513 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 312021303234044 its reverse (440432303120213), we get a palindrome (752453606354257).

The spelling of 312021303234044 in words is "three hundred twelve trillion, twenty-one billion, three hundred three million, two hundred thirty-four thousand, forty-four".