10221201112012 has 48 divisors (see below), whose sum is σ = 20680366603680. Its totient is φ = 4368615552000.

The previous prime is 10221201112009. The next prime is 10221201112039. The reversal of 10221201112012 is 21021110212201.

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, 5591739 + ... + 7190962.

It is an arithmetic number, because the mean of its divisors is an integer number (430840970910).

Almost surely, 2^{10221201112012} is an apocalyptic number.

It is an amenable number.

10221201112012 is an abundant number, since it is smaller than the sum of its proper divisors (10459165491668).

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

10221201112012 is a wasteful number, since it uses less digits than its factorization.

10221201112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12783802 (or 12783800 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10221201112012 its reverse (21021110212201), we get a palindrome (31242311324213).

The spelling of 10221201112012 in words is "ten trillion, two hundred twenty-one billion, two hundred one million, one hundred twelve thousand, twelve".