10221201022012 has 24 divisors (see below), whose sum is σ = 18182032126160. Its totient is φ = 5026350360960.

The previous prime is 10221201022009. The next prime is 10221201022057. The reversal of 10221201022012 is 21022010212201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 665683 + ... + 4570069.

Almost surely, 2^{10221201022012} is an apocalyptic number.

It is an amenable number.

10221201022012 is a deficient number, since it is larger than the sum of its proper divisors (7960831104148).

10221201022012 is a wasteful number, since it uses less digits than its factorization.

10221201022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3915181 (or 3915179 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10221201022012 its reverse (21022010212201), we get a palindrome (31243211234213).

The spelling of 10221201022012 in words is "ten trillion, two hundred twenty-one billion, two hundred one million, twenty-two thousand, twelve".