121132202212 has 12 divisors (see below), whose sum is σ = 242264404480. Its totient is φ = 51913800936.

The previous prime is 121132202179. The next prime is 121132202221. The reversal of 121132202212 is 212202231121.

121132202212 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 121132202212.

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, 2163075012 + ... + 2163075067.

Almost surely, 2^121132202212 is an apocalyptic number.

It is an amenable number.

121132202212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121132202212 is a wasteful number, since it uses less digits than its factorization.

121132202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4326150090 (or 4326150088 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 121132202212 its reverse (212202231121), we get a palindrome (333334433333).

The spelling of 121132202212 in words is "one hundred twenty-one billion, one hundred thirty-two million, two hundred two thousand, two hundred twelve".