311232000003212 has 12 divisors (see below), whose sum is σ = 544684105616280. Its totient is φ = 155607969827136.

The previous prime is 311232000003151. The next prime is 311232000003233. The reversal of 311232000003212 is 212300000232113.

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, 2007456413 + ... + 2007611444.

It is an arithmetic number, because the mean of its divisors is an integer number (45390342134690).

Almost surely, 2^{311232000003212} is an apocalyptic number.

It is an amenable number.

311232000003212 is a deficient number, since it is larger than the sum of its proper divisors (233452105613068).

311232000003212 is a wasteful number, since it uses less digits than its factorization.

311232000003212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4015087240 (or 4015087238 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 311232000003212 its reverse (212300000232113), we get a palindrome (523532000235325).

The spelling of 311232000003212 in words is "three hundred eleven trillion, two hundred thirty-two billion, three thousand, two hundred twelve".