121081740118 has 8 divisors (see below), whose sum is σ = 183810834648. Its totient is φ = 59811461904.

The previous prime is 121081740053. The next prime is 121081740127. The reversal of 121081740118 is 811047180121.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 364703871 + ... + 364704202.

It is an arithmetic number, because the mean of its divisors is an integer number (22976354331).

Almost surely, 2^121081740118 is an apocalyptic number.

121081740118 is a deficient number, since it is larger than the sum of its proper divisors (62729094530).

121081740118 is an equidigital number, since it uses as much as digits as its factorization.

121081740118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729408158.

The product of its (nonzero) digits is 3584, while the sum is 34.

The spelling of 121081740118 in words is "one hundred twenty-one billion, eighty-one million, seven hundred forty thousand, one hundred eighteen".