121002122212012 has 18 divisors (see below), whose sum is σ = 219307354086548. Its totient is φ = 58414817617968.

The previous prime is 121002122211961. The next prime is 121002122212021. The reversal of 121002122212012 is 210212221200121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17984854278 + ... + 17984861005.

Almost surely, 2^{121002122212012} is an apocalyptic number.

It is an amenable number.

121002122212012 is a deficient number, since it is larger than the sum of its proper divisors (98305231874536).

121002122212012 is a wasteful number, since it uses less digits than its factorization.

121002122212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35969715345 (or 35969715314 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 121002122212012 its reverse (210212221200121), we get a palindrome (331214343412133).

The spelling of 121002122212012 in words is "one hundred twenty-one trillion, two billion, one hundred twenty-two million, two hundred twelve thousand, twelve".