312100234443 has 6 divisors (see below), whose sum is σ = 450811449764. Its totient is φ = 208066822956.

The previous prime is 312100234339. The next prime is 312100234463. The reversal of 312100234443 is 344432001213.

312100234443 is a `hidden beast` number, since 3 + 1 + 210 + 0 + 2 + 3 + 4 + 443 = 666.

It is not a de Polignac number, because 312100234443 - 2⁹ = 312100233931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312100234463) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17338901905 + ... + 17338901922.

Almost surely, 2^312100234443 is an apocalyptic number.

312100234443 is a deficient number, since it is larger than the sum of its proper divisors (138711215321).

312100234443 is a wasteful number, since it uses less digits than its factorization.

312100234443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34677803833 (or 34677803830 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 312100234443 its reverse (344432001213), we get a palindrome (656532235656).

The spelling of 312100234443 in words is "three hundred twelve billion, one hundred million, two hundred thirty-four thousand, four hundred forty-three".