10212221002112 has 64 divisors (see below), whose sum is σ = 20465800200000. Its totient is φ = 5075791085568.

The previous prime is 10212221002103. The next prime is 10212221002117. The reversal of 10212221002112 is 21120012221201.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212221002117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15129689 + ... + 15790247.

It is an arithmetic number, because the mean of its divisors is an integer number (319778128125).

Almost surely, 2^{10212221002112} is an apocalyptic number.

It is an amenable number.

10212221002112 is an abundant number, since it is smaller than the sum of its proper divisors (10253579197888).

10212221002112 is an equidigital number, since it uses as much as digits as its factorization.

10212221002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661291 (or 661279 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10212221002112 its reverse (21120012221201), we get a palindrome (31332233223313).

The spelling of 10212221002112 in words is "ten trillion, two hundred twelve billion, two hundred twenty-one million, two thousand, one hundred twelve".