312213433141044 has 36 divisors (see below), whose sum is σ = 807559810273216. Its totient is φ = 101650885208208.

The previous prime is 312213433141039. The next prime is 312213433141079. The reversal of 312213433141044 is 440141334312213.

312213433141044 is a `hidden beast` number, since 3 + 1 + 2 + 213 + 4 + 331 + 4 + 104 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100844130604 + ... + 100844133699.

Almost surely, 2^{312213433141044} is an apocalyptic number.

It is an amenable number.

312213433141044 is an abundant number, since it is smaller than the sum of its proper divisors (495346377132172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312213433141044 is a wasteful number, since it uses less digits than its factorization.

312213433141044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201688264356 (or 201688264351 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 312213433141044 its reverse (440141334312213), we get a palindrome (752354767453257).

The spelling of 312213433141044 in words is "three hundred twelve trillion, two hundred thirteen billion, four hundred thirty-three million, one hundred forty-one thousand, forty-four".