121010220211112 has 32 divisors (see below), whose sum is σ = 229112899142400. Its totient is φ = 59913528544704.

The previous prime is 121010220211093. The next prime is 121010220211123. The reversal of 121010220211112 is 211112022010121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6821714 + ... + 16986942.

It is an arithmetic number, because the mean of its divisors is an integer number (7159778098200).

Almost surely, 2^{121010220211112} is an apocalyptic number.

It is an amenable number.

121010220211112 is a deficient number, since it is larger than the sum of its proper divisors (108102678931288).

121010220211112 is a wasteful number, since it uses less digits than its factorization.

121010220211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10179785 (or 10179781 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121010220211112 its reverse (211112022010121), we get a palindrome (332122242221233).

The spelling of 121010220211112 in words is "one hundred twenty-one trillion, ten billion, two hundred twenty million, two hundred eleven thousand, one hundred twelve".