121110214312 has 16 divisors (see below), whose sum is σ = 227606096340. Its totient is φ = 60415255296.

The previous prime is 121110214283. The next prime is 121110214319. The reversal of 121110214312 is 213412011121.

It can be written as a sum of positive squares in 2 ways, for example, as 121080337156 + 29877156 = 347966^2 + 5466^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 121110214312.

It is not an unprimeable number, because it can be changed into a prime (121110214319) by changing a digit.

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, 17477803 + ... + 17484730.

Almost surely, 2^121110214312 is an apocalyptic number.

It is an amenable number.

121110214312 is a deficient number, since it is larger than the sum of its proper divisors (106495882028).

121110214312 is a wasteful number, since it uses less digits than its factorization.

121110214312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34962972 (or 34962968 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 121110214312 its reverse (213412011121), we get a palindrome (334522225433).

The spelling of 121110214312 in words is "one hundred twenty-one billion, one hundred ten million, two hundred fourteen thousand, three hundred twelve".