10021002120112 has 20 divisors (see below), whose sum is σ = 19416817233496. Its totient is φ = 5010210576000.

The previous prime is 10021002120097. The next prime is 10021002120113. The reversal of 10021002120112 is 21102120012001.

It is a junction number, because it is equal to n+sod(n) for n = 10021002120092 and 10021002120101.

It is not an unprimeable number, because it can be changed into a prime (10021002120113) by changing a digit.

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, 17870514 + ... + 18422737.

Almost surely, 2^{10021002120112} is an apocalyptic number.

It is an amenable number.

10021002120112 is a deficient number, since it is larger than the sum of its proper divisors (9395815113384).

10021002120112 is a wasteful number, since it uses less digits than its factorization.

10021002120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36310516 (or 36310510 counting only the distinct ones).

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

Adding to 10021002120112 its reverse (21102120012001), we get a palindrome (31123122132113).

The spelling of 10021002120112 in words is "ten trillion, twenty-one billion, two million, one hundred twenty thousand, one hundred twelve".