10001212210022 has 32 divisors (see below), whose sum is σ = 16391500554240. Its totient is φ = 4538817803520.

The previous prime is 10001212210001. The next prime is 10001212210027. The reversal of 10001212210022 is 22001221210001.

It is a junction number, because it is equal to n+sod(n) for n = 10001212209979 and 10001212210006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001212210027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195161879 + ... + 195213117.

It is an arithmetic number, because the mean of its divisors is an integer number (512234392320).

Almost surely, 2^{10001212210022} is an apocalyptic number.

10001212210022 is a deficient number, since it is larger than the sum of its proper divisors (6390288344218).

10001212210022 is a wasteful number, since it uses less digits than its factorization.

10001212210022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65108.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10001212210022 its reverse (22001221210001), we get a palindrome (32002433420023).

The spelling of 10001212210022 in words is "ten trillion, one billion, two hundred twelve million, two hundred ten thousand, twenty-two".