10021212110212 has 6 divisors (see below), whose sum is σ = 17537121192878. Its totient is φ = 5010606055104.

The previous prime is 10021212110191. The next prime is 10021212110293. The reversal of 10021212110212 is 21201121212001.

It can be written as a sum of positive squares in only one way, i.e., 6740534832516 + 3280677277696 = 2596254^2 + 1811264^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1252651513773 + ... + 1252651513780.

Almost surely, 2^{10021212110212} is an apocalyptic number.

It is an amenable number.

10021212110212 is a deficient number, since it is larger than the sum of its proper divisors (7515909082666).

10021212110212 is a wasteful number, since it uses less digits than its factorization.

10021212110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505303027557 (or 2505303027555 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10021212110212 its reverse (21201121212001), we get a palindrome (31222333322213).

The spelling of 10021212110212 in words is "ten trillion, twenty-one billion, two hundred twelve million, one hundred ten thousand, two hundred twelve".