121000220112101 has 8 divisors (see below), whose sum is σ = 138947621181600. Its totient is φ = 104210715885840.

The previous prime is 121000220112067. The next prime is 121000220112113. The reversal of 121000220112101 is 101211022000121.

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 121000220112101 - 2¹⁰ = 121000220111077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121000220112601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289474210586 + ... + 289474211003.

It is an arithmetic number, because the mean of its divisors is an integer number (17368452647700).

Almost surely, 2^{121000220112101} is an apocalyptic number.

121000220112101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

121000220112101 is a deficient number, since it is larger than the sum of its proper divisors (17947401069499).

121000220112101 is a wasteful number, since it uses less digits than its factorization.

121000220112101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578948421619.

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

Adding to 121000220112101 its reverse (101211022000121), we get a palindrome (222211242112222).

The spelling of 121000220112101 in words is "one hundred twenty-one trillion, two hundred twenty million, one hundred twelve thousand, one hundred one".