10000212122222 has 12 divisors (see below), whose sum is σ = 17449349723640. Its totient is φ = 4285805195196.

The previous prime is 10000212122209. The next prime is 10000212122239. The reversal of 10000212122222 is 22222121200001.

It is a happy number.

10000212122222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 10000212122222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51021490322 + ... + 51021490517.

It is an arithmetic number, because the mean of its divisors is an integer number (1454112476970).

Almost surely, 2^{10000212122222} is an apocalyptic number.

10000212122222 is a deficient number, since it is larger than the sum of its proper divisors (7449137601418).

10000212122222 is a wasteful number, since it uses less digits than its factorization.

10000212122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102042980855 (or 102042980848 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10000212122222 its reverse (22222121200001), we get a palindrome (32222333322223).

The spelling of 10000212122222 in words is "ten trillion, two hundred twelve million, one hundred twenty-two thousand, two hundred twenty-two".