1031232100312 has 16 divisors (see below), whose sum is σ = 1939858434360. Its totient is φ = 513936517824.

The previous prime is 1031232100303. The next prime is 1031232100331. The reversal of 1031232100312 is 2130012321301.

It is a self number, because there is not a number n which added to its sum of digits gives 1031232100312.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 209938933 + ... + 209943844.

Almost surely, 2^{1031232100312} is an apocalyptic number.

It is an amenable number.

1031232100312 is a deficient number, since it is larger than the sum of its proper divisors (908626334048).

1031232100312 is a wasteful number, since it uses less digits than its factorization.

1031232100312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419883090 (or 419883086 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1031232100312 its reverse (2130012321301), we get a palindrome (3161244421613).

The spelling of 1031232100312 in words is "one trillion, thirty-one billion, two hundred thirty-two million, one hundred thousand, three hundred twelve".