121122202012 has 12 divisors (see below), whose sum is σ = 242244404080. Its totient is φ = 51909515136.

The previous prime is 121122202007. The next prime is 121122202043. The reversal of 121122202012 is 210202221121.

It is a happy number.

121122202012 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2162896437 + ... + 2162896492.

Almost surely, 2^121122202012 is an apocalyptic number.

It is an amenable number.

121122202012 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.

121122202012 is a wasteful number, since it uses less digits than its factorization.

121122202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4325792940 (or 4325792938 counting only the distinct ones).

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

Adding to 121122202012 its reverse (210202221121), we get a palindrome (331324423133).

The spelling of 121122202012 in words is "one hundred twenty-one billion, one hundred twenty-two million, two hundred two thousand, twelve".