121000012200011 has 8 divisors (see below), whose sum is σ = 138287235819264. Its totient is φ = 103713165478440.

The previous prime is 121000012199947. The next prime is 121000012200047. The reversal of 121000012200011 is 110002210000121.

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

It is not a de Polignac number, because 121000012200011 - 2⁶ = 121000012199947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121000012199965 and 121000012200001.

It is not an unprimeable number, because it can be changed into a prime (121000012203011) 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, 93536135 + ... + 94820928.

It is an arithmetic number, because the mean of its divisors is an integer number (17285904477408).

Almost surely, 2^{121000012200011} is an apocalyptic number.

121000012200011 is a deficient number, since it is larger than the sum of its proper divisors (17287223619253).

121000012200011 is an equidigital number, since it uses as much as digits as its factorization.

121000012200011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188448841.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 121000012200011 its reverse (110002210000121), we get a palindrome (231002222200132).

The spelling of 121000012200011 in words is "one hundred twenty-one trillion, twelve million, two hundred thousand, eleven".