11212110120223 has 2 divisors, whose sum is σ = 11212110120224. Its totient is φ = 11212110120222.

The previous prime is 11212110120199. The next prime is 11212110120227. The reversal of 11212110120223 is 32202101121211.

11212110120223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11212110120223 - 2¹⁷ = 11212109989151 is a prime.

It is a super-2 number, since 2×11212110120223² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11212110120223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11212110120227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606055060111 + 5606055060112.

It is an arithmetic number, because the mean of its divisors is an integer number (5606055060112).

Almost surely, 2^{11212110120223} is an apocalyptic number.

11212110120223 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212110120223 is an equidigital number, since it uses as much as digits as its factorization.

11212110120223 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 11212110120223 its reverse (32202101121211), we get a palindrome (43414211241434).

The spelling of 11212110120223 in words is "eleven trillion, two hundred twelve billion, one hundred ten million, one hundred twenty thousand, two hundred twenty-three".