121202202222212 has 12 divisors (see below), whose sum is σ = 212105717026896. Its totient is φ = 60600568785960.

The previous prime is 121202202222139. The next prime is 121202202222251. The reversal of 121202202222212 is 212222202202121.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132568778 + ... + 133479905.

It is an arithmetic number, because the mean of its divisors is an integer number (17675476418908).

Almost surely, 2^{121202202222212} is an apocalyptic number.

It is an amenable number.

121202202222212 is a deficient number, since it is larger than the sum of its proper divisors (90903514804684).

121202202222212 is a wasteful number, since it uses less digits than its factorization.

121202202222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266162578 (or 266162576 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 121202202222212 its reverse (212222202202121), we get a palindrome (333424404424333).

The spelling of 121202202222212 in words is "one hundred twenty-one trillion, two hundred two billion, two hundred two million, two hundred twenty-two thousand, two hundred twelve".