10221799392 has 144 divisors (see below), whose sum is σ = 33266443392. Its totient is φ = 2916506880.

The previous prime is 10221799351. The next prime is 10221799397. The reversal of 10221799392 is 29399712201.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221799397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1664167 + ... + 1670297.

It is an arithmetic number, because the mean of its divisors is an integer number (231016968).

Almost surely, 2^10221799392 is an apocalyptic number.

10221799392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10221799392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16633221696).

10221799392 is an abundant number, since it is smaller than the sum of its proper divisors (23044644000).

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

10221799392 is a wasteful number, since it uses less digits than its factorization.

10221799392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6981 (or 6970 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The spelling of 10221799392 in words is "ten billion, two hundred twenty-one million, seven hundred ninety-nine thousand, three hundred ninety-two".