10121221201112 has 64 divisors (see below), whose sum is σ = 21703203244800. Its totient is φ = 4334692844160.

The previous prime is 10121221201103. The next prime is 10121221201141. The reversal of 10121221201112 is 21110212212101.

10121221201112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 765071714 + ... + 765084942.

It is an arithmetic number, because the mean of its divisors is an integer number (339112550700).

Almost surely, 2^{10121221201112} is an apocalyptic number.

It is an amenable number.

10121221201112 is an abundant number, since it is smaller than the sum of its proper divisors (11581982043688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10121221201112 is a wasteful number, since it uses less digits than its factorization.

10121221201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21576 (or 21572 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10121221201112 its reverse (21110212212101), we get a palindrome (31231433413213).

The spelling of 10121221201112 in words is "ten trillion, one hundred twenty-one billion, two hundred twenty-one million, two hundred one thousand, one hundred twelve".