121000102201112 has 16 divisors (see below), whose sum is σ = 236739330393840. Its totient is φ = 57869614096096.

The previous prime is 121000102201087. The next prime is 121000102201117. The reversal of 121000102201112 is 211102201000121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121000102201117) by changing a digit.

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, 328804625363 + ... + 328804625730.

It is an arithmetic number, because the mean of its divisors is an integer number (14796208149615).

Almost surely, 2^{121000102201112} is an apocalyptic number.

It is an amenable number.

121000102201112 is a deficient number, since it is larger than the sum of its proper divisors (115739228192728).

121000102201112 is a wasteful number, since it uses less digits than its factorization.

121000102201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657609251122 (or 657609251118 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121000102201112 its reverse (211102201000121), we get a palindrome (332102303201233).

The spelling of 121000102201112 in words is "one hundred twenty-one trillion, one hundred two million, two hundred one thousand, one hundred twelve".