10221211221102 has 96 divisors (see below), whose sum is σ = 26412157804032. Its totient is φ = 2793155378112.

The previous prime is 10221211221017. The next prime is 10221211221119. The reversal of 10221211221102 is 20112211212201.

10221211221102 is a `hidden beast` number, since 1 + 0 + 221 + 211 + 221 + 10 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38692873 + ... + 38956139.

It is an arithmetic number, because the mean of its divisors is an integer number (275126643792).

Almost surely, 2^{10221211221102} is an apocalyptic number.

10221211221102 is an abundant number, since it is smaller than the sum of its proper divisors (16190946582930).

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

10221211221102 is a wasteful number, since it uses less digits than its factorization.

10221211221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276702 (or 276699 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 10221211221102 its reverse (20112211212201), we get a palindrome (30333422433303).

The spelling of 10221211221102 in words is "ten trillion, two hundred twenty-one billion, two hundred eleven million, two hundred twenty-one thousand, one hundred two".