10221099992 has 24 divisors (see below), whose sum is σ = 20358207660. Its totient is φ = 4809928320.

The previous prime is 10221099991. The next prime is 10221100013. The reversal of 10221099992 is 29999012201.

It is a happy number.

10221099992 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 not an unprimeable number, because it can be changed into a prime (10221099991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2208134 + ... + 2212757.

Almost surely, 2^10221099992 is an apocalyptic number.

It is an amenable number.

10221099992 is a deficient number, since it is larger than the sum of its proper divisors (10137107668).

10221099992 is a wasteful number, since it uses less digits than its factorization.

10221099992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4420931 (or 4420910 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 44.

It can be divided in two parts, 102210 and 99992, that added together give a palindrome (202202).

The spelling of 10221099992 in words is "ten billion, two hundred twenty-one million, ninety-nine thousand, nine hundred ninety-two".