10121021022208 has 56 divisors (see below), whose sum is σ = 20241980262720. Its totient is φ = 5060217077760.

The previous prime is 10121021022169. The next prime is 10121021022223. The reversal of 10121021022208 is 80222012012101.

It is a congruent number.

It is an unprimeable number.

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, 236899473 + ... + 236942191.

Almost surely, 2^{10121021022208} is an apocalyptic number.

It is an amenable number.

10121021022208 is a deficient number, since it is larger than the sum of its proper divisors (10120959240512).

10121021022208 is an frugal number, since it uses more digits than its factorization.

10121021022208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71666 (or 71642 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 10121021022208 its reverse (80222012012101), we get a palindrome (90343033034309).

The spelling of 10121021022208 in words is "ten trillion, one hundred twenty-one billion, twenty-one million, twenty-two thousand, two hundred eight".