121110110110000 has 100 divisors (see below), whose sum is σ = 319876023113064. Its totient is φ = 44040040000000.

The previous prime is 121110110109959. The next prime is 121110110110009. The reversal of 121110110110000 is 11011011121.

121110110110000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (121110110110009) 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 19 ways as a sum of consecutive naturals, for example, 550390501 + ... + 550610500.

Almost surely, 2^{121110110110000} is an apocalyptic number.

121110110110000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121110110110000 is an abundant number, since it is smaller than the sum of its proper divisors (198765913003064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121110110110000 is a wasteful number, since it uses less digits than its factorization.

121110110110000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101001040 (or 1101001019 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 121110110110000 its reverse (11011011121), we get a palindrome (121121121121121).

The spelling of 121110110110000 in words is "one hundred twenty-one trillion, one hundred ten billion, one hundred ten million, one hundred ten thousand".