12210101012111 has 2 divisors, whose sum is σ = 12210101012112. Its totient is φ = 12210101012110.

The previous prime is 12210101012101. The next prime is 12210101012159. The reversal of 12210101012111 is 11121010101221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12210101012111 - 2¹⁴ = 12210100995727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12210101012101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105050506055 + 6105050506056.

It is an arithmetic number, because the mean of its divisors is an integer number (6105050506056).

Almost surely, 2^{12210101012111} is an apocalyptic number.

12210101012111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210101012111 is an equidigital number, since it uses as much as digits as its factorization.

12210101012111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 12210101012111 its reverse (11121010101221), we get a palindrome (23331111113332).

The spelling of 12210101012111 in words is "twelve trillion, two hundred ten billion, one hundred one million, twelve thousand, one hundred eleven".