120121012002011 has 2 divisors, whose sum is σ = 120121012002012. Its totient is φ = 120121012002010.

The previous prime is 120121012001981. The next prime is 120121012002067. The reversal of 120121012002011 is 110200210121021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120121012002011 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (120121012005011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60060506001005 + 60060506001006.

It is an arithmetic number, because the mean of its divisors is an integer number (60060506001006).

Almost surely, 2^{120121012002011} is an apocalyptic number.

120121012002011 is a deficient number, since it is larger than the sum of its proper divisors (1).

120121012002011 is an equidigital number, since it uses as much as digits as its factorization.

120121012002011 is an evil number, because the sum of its binary digits is even.

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

Adding to 120121012002011 its reverse (110200210121021), we get a palindrome (230321222123032).

The spelling of 120121012002011 in words is "one hundred twenty trillion, one hundred twenty-one billion, twelve million, two thousand, eleven".