121101120110 has 8 divisors (see below), whose sum is σ = 217982016216. Its totient is φ = 48440448040.

The previous prime is 121101120053. The next prime is 121101120131. The reversal of 121101120110 is 11021101121.

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

It is a junction number, because it is equal to n+sod(n) for n = 121101120091 and 121101120100.

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, 6055055996 + ... + 6055056015.

It is an arithmetic number, because the mean of its divisors is an integer number (27247752027).

Almost surely, 2^121101120110 is an apocalyptic number.

121101120110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121101120110 is a deficient number, since it is larger than the sum of its proper divisors (96880896106).

121101120110 is a wasteful number, since it uses less digits than its factorization.

121101120110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12110112018.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 121101120110 its reverse (11021101121), we get a palindrome (132122221231).

The spelling of 121101120110 in words is "one hundred twenty-one billion, one hundred one million, one hundred twenty thousand, one hundred ten".