200120021001112 has 8 divisors (see below), whose sum is σ = 375225039377100. Its totient is φ = 100060010500552.

The previous prime is 200120021001071. The next prime is 200120021001137. The reversal of 200120021001112 is 211100120021002.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 200120021001092 and 200120021001101.

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 as a sum of consecutive naturals, namely, 12507501312562 + ... + 12507501312577.

Almost surely, 2^{200120021001112} is an apocalyptic number.

It is an amenable number.

200120021001112 is a deficient number, since it is larger than the sum of its proper divisors (175105018375988).

200120021001112 is a wasteful number, since it uses less digits than its factorization.

200120021001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25015002625145 (or 25015002625141 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 200120021001112 its reverse (211100120021002), we get a palindrome (411220141022114).

The spelling of 200120021001112 in words is "two hundred trillion, one hundred twenty billion, twenty-one million, one thousand, one hundred twelve".