122102121212 has 6 divisors (see below), whose sum is σ = 213678712128. Its totient is φ = 61051060604.

The previous prime is 122102121203. The next prime is 122102121233. The reversal of 122102121212 is 212121201221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15262765148 + ... + 15262765155.

It is an arithmetic number, because the mean of its divisors is an integer number (35613118688).

Almost surely, 2^122102121212 is an apocalyptic number.

It is an amenable number.

122102121212 is a deficient number, since it is larger than the sum of its proper divisors (91576590916).

122102121212 is a wasteful number, since it uses less digits than its factorization.

122102121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30525530307 (or 30525530305 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122102121212 its reverse (212121201221), we get a palindrome (334223322433).

The spelling of 122102121212 in words is "one hundred twenty-two billion, one hundred two million, one hundred twenty-one thousand, two hundred twelve".