10002220000000 has 144 divisors (see below), whose sum is σ = 24956697048192. Its totient is φ = 4000880000000.

The previous prime is 10002219999997. The next prime is 10002220000067. The reversal of 10002220000000 is 2220001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19749945 + ... + 20250055.

It is an arithmetic number, because the mean of its divisors is an integer number (173310396168).

Almost surely, 2^{10002220000000} is an apocalyptic number.

10002220000000 is a gapful number since it is divisible by the number (10) 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 10002220000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12478348524096).

10002220000000 is an abundant number, since it is smaller than the sum of its proper divisors (14954477048192).

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

10002220000000 is an frugal number, since it uses more digits than its factorization.

10002220000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500162 (or 500118 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

Adding to 10002220000000 its reverse (2220001), we get a palindrome (10002222220001).

The spelling of 10002220000000 in words is "ten trillion, two billion, two hundred twenty million", and thus it is an aban number.