2111211012223 has 2 divisors, whose sum is σ = 2111211012224. Its totient is φ = 2111211012222.

The previous prime is 2111211012217. The next prime is 2111211012247. The reversal of 2111211012223 is 3222101121112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2111211012223 - 2⁵ = 2111211012191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2111211012223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111211012263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055605506111 + 1055605506112.

It is an arithmetic number, because the mean of its divisors is an integer number (1055605506112).

Almost surely, 2^{2111211012223} is an apocalyptic number.

2111211012223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111211012223 is an equidigital number, since it uses as much as digits as its factorization.

2111211012223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 2111211012223 its reverse (3222101121112), we get a palindrome (5333312133335).

The spelling of 2111211012223 in words is "two trillion, one hundred eleven billion, two hundred eleven million, twelve thousand, two hundred twenty-three".