16210112021111 has 2 divisors, whose sum is σ = 16210112021112. Its totient is φ = 16210112021110.

The previous prime is 16210112021099. The next prime is 16210112021119. The reversal of 16210112021111 is 11112021101261.

It is a strong prime.

It is an emirp because it is prime and its reverse (11112021101261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16210112021111 - 2²² = 16210107826807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16210112021119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8105056010555 + 8105056010556.

It is an arithmetic number, because the mean of its divisors is an integer number (8105056010556).

Almost surely, 2^{16210112021111} is an apocalyptic number.

16210112021111 is a deficient number, since it is larger than the sum of its proper divisors (1).

16210112021111 is an equidigital number, since it uses as much as digits as its factorization.

16210112021111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 20.

Adding to 16210112021111 its reverse (11112021101261), we get a palindrome (27322133122372).

The spelling of 16210112021111 in words is "sixteen trillion, two hundred ten billion, one hundred twelve million, twenty-one thousand, one hundred eleven".