220010010112111 has 2 divisors, whose sum is σ = 220010010112112. Its totient is φ = 220010010112110.

The previous prime is 220010010112097. The next prime is 220010010112187. The reversal of 220010010112111 is 111211010010022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220010010112111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220010010112091 and 220010010112100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220010010112511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110005005056055 + 110005005056056.

It is an arithmetic number, because the mean of its divisors is an integer number (110005005056056).

Almost surely, 2^{220010010112111} is an apocalyptic number.

220010010112111 is a deficient number, since it is larger than the sum of its proper divisors (1).

220010010112111 is an equidigital number, since it uses as much as digits as its factorization.

220010010112111 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 13.

Adding to 220010010112111 its reverse (111211010010022), we get a palindrome (331221020122133).

The spelling of 220010010112111 in words is "two hundred twenty trillion, ten billion, ten million, one hundred twelve thousand, one hundred eleven".