122221002000212 has 12 divisors (see below), whose sum is σ = 214311975677856. Its totient is φ = 60989008949400.

The previous prime is 122221002000151. The next prime is 122221002000217. The reversal of 122221002000212 is 212000200122221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122221002000217) 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 3 ways as a sum of consecutive naturals, for example, 30373010414 + ... + 30373014437.

It is an arithmetic number, because the mean of its divisors is an integer number (17859331306488).

Almost surely, 2^{122221002000212} is an apocalyptic number.

It is an amenable number.

122221002000212 is a deficient number, since it is larger than the sum of its proper divisors (92090973677644).

122221002000212 is a wasteful number, since it uses less digits than its factorization.

122221002000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60746025358 (or 60746025356 counting only the distinct ones).

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

Adding to 122221002000212 its reverse (212000200122221), we get a palindrome (334221202122433).

The spelling of 122221002000212 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, two million, two hundred twelve", and thus it is an aban number.