121110022112 has 24 divisors (see below), whose sum is σ = 238583646000. Its totient is φ = 60517350144.

The previous prime is 121110022109. The next prime is 121110022141. The reversal of 121110022112 is 211220011121.

It is a congruent number.

It is an unprimeable number.

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, 1124612 + ... + 1227587.

It is an arithmetic number, because the mean of its divisors is an integer number (9940985250).

Almost surely, 2^121110022112 is an apocalyptic number.

It is an amenable number.

121110022112 is a deficient number, since it is larger than the sum of its proper divisors (117473623888).

121110022112 is a wasteful number, since it uses less digits than its factorization.

121110022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2353818 (or 2353810 counting only the distinct ones).

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

Adding to 121110022112 its reverse (211220011121), we get a palindrome (332330033233).

The spelling of 121110022112 in words is "one hundred twenty-one billion, one hundred ten million, twenty-two thousand, one hundred twelve".