12100021002222 has 8 divisors (see below), whose sum is σ = 24200042004456. Its totient is φ = 4033340334072.

The previous prime is 12100021002193. The next prime is 12100021002259. The reversal of 12100021002222 is 22220012000121.

It is a sphenic number, since it is the product of 3 distinct primes.

12100021002222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1008335083513 + ... + 1008335083524.

It is an arithmetic number, because the mean of its divisors is an integer number (3025005250557).

Almost surely, 2^{12100021002222} is an apocalyptic number.

12100021002222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12100021002222 is a wasteful number, since it uses less digits than its factorization.

12100021002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2016670167042.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12100021002222 its reverse (22220012000121), we get a palindrome (34320033002343).

The spelling of 12100021002222 in words is "twelve trillion, one hundred billion, twenty-one million, two thousand, two hundred twenty-two".