122002001021212 has 12 divisors (see below), whose sum is σ = 229926848078536. Its totient is φ = 56308615855920.

The previous prime is 122002001021149. The next prime is 122002001021249. The reversal of 122002001021212 is 212120100200221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1173096163614 + ... + 1173096163717.

Almost surely, 2^{122002001021212} is an apocalyptic number.

It is an amenable number.

122002001021212 is a deficient number, since it is larger than the sum of its proper divisors (107924847057324).

122002001021212 is a wasteful number, since it uses less digits than its factorization.

122002001021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2346192327348 (or 2346192327346 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122002001021212 its reverse (212120100200221), we get a palindrome (334122101221433).

The spelling of 122002001021212 in words is "one hundred twenty-two trillion, two billion, one million, twenty-one thousand, two hundred twelve".