312203232112 has 20 divisors (see below), whose sum is σ = 610546978296. Its totient is φ = 154642721600.

The previous prime is 312203232079. The next prime is 312203232127. The reversal of 312203232112 is 211232302213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91179139 + ... + 91182562.

Almost surely, 2^312203232112 is an apocalyptic number.

It is an amenable number.

312203232112 is a deficient number, since it is larger than the sum of its proper divisors (298343746184).

312203232112 is a wasteful number, since it uses less digits than its factorization.

312203232112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182361816 (or 182361810 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 312203232112 its reverse (211232302213), we get a palindrome (523435534325).

The spelling of 312203232112 in words is "three hundred twelve billion, two hundred three million, two hundred thirty-two thousand, one hundred twelve".