121001112002011 has 2 divisors, whose sum is σ = 121001112002012. Its totient is φ = 121001112002010.

The previous prime is 121001112001919. The next prime is 121001112002063. The reversal of 121001112002011 is 110200211100121.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (110200211100121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121001112002011 - 2²⁹ = 121000575131099 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121001112001982 and 121001112002000.

It is not a weakly prime, because it can be changed into another prime (121001112102011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60500556001005 + 60500556001006.

It is an arithmetic number, because the mean of its divisors is an integer number (60500556001006).

Almost surely, 2^{121001112002011} is an apocalyptic number.

121001112002011 is a deficient number, since it is larger than the sum of its proper divisors (1).

121001112002011 is an equidigital number, since it uses as much as digits as its factorization.

121001112002011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 121001112002011 its reverse (110200211100121), we get a palindrome (231201323102132).

The spelling of 121001112002011 in words is "one hundred twenty-one trillion, one billion, one hundred twelve million, two thousand, eleven".