121102027 has 8 divisors (see below), whose sum is σ = 125153280. Its totient is φ = 117059880.

The previous prime is 121102021. The next prime is 121102039. The reversal of 121102027 is 720201121.

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

It is a cyclic number.

It is not a de Polignac number, because 121102027 - 2⁷ = 121101899 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 121102027.

It is not an unprimeable number, because it can be changed into a prime (121102021) 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 7 ways as a sum of consecutive naturals, for example, 34374 + ... + 37732.

It is an arithmetic number, because the mean of its divisors is an integer number (15644160).

Almost surely, 2^121102027 is an apocalyptic number.

121102027 is a deficient number, since it is larger than the sum of its proper divisors (4051253).

121102027 is a wasteful number, since it uses less digits than its factorization.

121102027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4553.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 121102027 is about 11004.6366137188. The cubic root of 121102027 is about 494.7477230285.

Adding to 121102027 its reverse (720201121), we get a palindrome (841303148).

The spelling of 121102027 in words is "one hundred twenty-one million, one hundred two thousand, twenty-seven".