311203003112 has 64 divisors (see below), whose sum is σ = 618870067200. Its totient is φ = 146450142720.

The previous prime is 311203003103. The next prime is 311203003201. The reversal of 311203003112 is 211300302113.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27237833 + ... + 27249255.

It is an arithmetic number, because the mean of its divisors is an integer number (9669844800).

Almost surely, 2^311203003112 is an apocalyptic number.

It is an amenable number.

311203003112 is a deficient number, since it is larger than the sum of its proper divisors (307667064088).

311203003112 is a wasteful number, since it uses less digits than its factorization.

311203003112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14466 (or 14462 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 311203003112 its reverse (211300302113), we get a palindrome (522503305225).

The spelling of 311203003112 in words is "three hundred eleven billion, two hundred three million, three thousand, one hundred twelve".