121343310412 has 12 divisors (see below), whose sum is σ = 212439326400. Its totient is φ = 60646360016.

The previous prime is 121343310401. The next prime is 121343310433. The reversal of 121343310412 is 214013343121.

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 3 ways as a sum of consecutive naturals, for example, 6313003 + ... + 6332194.

It is an arithmetic number, because the mean of its divisors is an integer number (17703277200).

Almost surely, 2^121343310412 is an apocalyptic number.

It is an amenable number.

121343310412 is a deficient number, since it is larger than the sum of its proper divisors (91096015988).

121343310412 is a wasteful number, since it uses less digits than its factorization.

121343310412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12647600 (or 12647598 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 121343310412 its reverse (214013343121), we get a palindrome (335356653533).

The spelling of 121343310412 in words is "one hundred twenty-one billion, three hundred forty-three million, three hundred ten thousand, four hundred twelve".