10000212220000 has 120 divisors (see below), whose sum is σ = 24605414197056. Its totient is φ = 3999533376000.

The previous prime is 10000212219953. The next prime is 10000212220093. The reversal of 10000212220000 is 2221200001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 164709649 + ... + 164770351.

Almost surely, 2^{10000212220000} is an apocalyptic number.

10000212220000 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 10000212220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12302707098528).

10000212220000 is an abundant number, since it is smaller than the sum of its proper divisors (14605201977056).

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

10000212220000 is an frugal number, since it uses more digits than its factorization.

10000212220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68970 (or 68947 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10000212220000 its reverse (2221200001), we get a palindrome (10002433420001).

The spelling of 10000212220000 in words is "ten trillion, two hundred twelve million, two hundred twenty thousand".