12120000202111 has 2 divisors, whose sum is σ = 12120000202112. Its totient is φ = 12120000202110.

The previous prime is 12120000202099. The next prime is 12120000202153. The reversal of 12120000202111 is 11120200002121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12120000202111 - 2¹³ = 12120000193919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12120000202091 and 12120000202100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12120000242111) 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 as a sum of consecutive naturals, namely, 6060000101055 + 6060000101056.

It is an arithmetic number, because the mean of its divisors is an integer number (6060000101056).

Almost surely, 2^{12120000202111} is an apocalyptic number.

12120000202111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120000202111 is an equidigital number, since it uses as much as digits as its factorization.

12120000202111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12120000202111 its reverse (11120200002121), we get a palindrome (23240200204232).

The spelling of 12120000202111 in words is "twelve trillion, one hundred twenty billion, two hundred two thousand, one hundred eleven".