1210200011992 has 16 divisors (see below), whose sum is σ = 2278165365000. Its totient is φ = 602689248000.

The previous prime is 1210200011989. The next prime is 1210200012011. The reversal of 1210200011992 is 2991100020121.

It is a self number, because there is not a number n which added to its sum of digits gives 1210200011992.

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, 301342617 + ... + 301346632.

Almost surely, 2^{1210200011992} is an apocalyptic number.

It is an amenable number.

1210200011992 is a deficient number, since it is larger than the sum of its proper divisors (1067965353008).

1210200011992 is a wasteful number, since it uses less digits than its factorization.

1210200011992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602689506 (or 602689502 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 1210200011992 in words is "one trillion, two hundred ten billion, two hundred million, eleven thousand, nine hundred ninety-two".