12010220020111 has 2 divisors, whose sum is σ = 12010220020112. Its totient is φ = 12010220020110.

The previous prime is 12010220020079. The next prime is 12010220020213. The reversal of 12010220020111 is 11102002201021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12010220020111 - 2⁵ = 12010220020079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12010220020091 and 12010220020100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12010220020411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005110010055 + 6005110010056.

It is an arithmetic number, because the mean of its divisors is an integer number (6005110010056).

Almost surely, 2^{12010220020111} is an apocalyptic number.

12010220020111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12010220020111 is an equidigital number, since it uses as much as digits as its factorization.

12010220020111 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 13.

Adding to 12010220020111 its reverse (11102002201021), we get a palindrome (23112222221132).

The spelling of 12010220020111 in words is "twelve trillion, ten billion, two hundred twenty million, twenty thousand, one hundred eleven".