210122212112212 has 12 divisors (see below), whose sum is σ = 367812216735040. Its totient is φ = 105033007330776.

The previous prime is 210122212112159. The next prime is 210122212112237. The reversal of 210122212112212 is 212211212221012.

It is a super-2 number, since 2×210122212112212² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7024664508 + ... + 7024694419.

Almost surely, 2^{210122212112212} is an apocalyptic number.

It is an amenable number.

210122212112212 is a deficient number, since it is larger than the sum of its proper divisors (157690004622828).

210122212112212 is a wasteful number, since it uses less digits than its factorization.

210122212112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14049362670 (or 14049362668 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 210122212112212 its reverse (212211212221012), we get a palindrome (422333424333224).

The spelling of 210122212112212 in words is "two hundred ten trillion, one hundred twenty-two billion, two hundred twelve million, one hundred twelve thousand, two hundred twelve".