121020212102011 has 8 divisors (see below), whose sum is σ = 121226299145424. Its totient is φ = 120814131813120.

The previous prime is 121020212101937. The next prime is 121020212102021. The reversal of 121020212102011 is 110201212020121.

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 121020212102011 - 2²⁷ = 121020077884283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121020212102021) 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, 34848120 + ... + 38163226.

It is an arithmetic number, because the mean of its divisors is an integer number (15153287393178).

Almost surely, 2^{121020212102011} is an apocalyptic number.

121020212102011 is a deficient number, since it is larger than the sum of its proper divisors (206087043413).

121020212102011 is an equidigital number, since it uses as much as digits as its factorization.

121020212102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3377261.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 121020212102011 its reverse (110201212020121), we get a palindrome (231221424122132).

The spelling of 121020212102011 in words is "one hundred twenty-one trillion, twenty billion, two hundred twelve million, one hundred two thousand, eleven".