2111210220263 has 2 divisors, whose sum is σ = 2111210220264. Its totient is φ = 2111210220262.

The previous prime is 2111210220193. The next prime is 2111210220293. The reversal of 2111210220263 is 3620220121112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2111210220263 - 2²⁸ = 2110941784807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111210220293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055605110131 + 1055605110132.

It is an arithmetic number, because the mean of its divisors is an integer number (1055605110132).

Almost surely, 2^{2111210220263} is an apocalyptic number.

2111210220263 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111210220263 is an equidigital number, since it uses as much as digits as its factorization.

2111210220263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 2111210220263 its reverse (3620220121112), we get a palindrome (5731430341375).

The spelling of 2111210220263 in words is "two trillion, one hundred eleven billion, two hundred ten million, two hundred twenty thousand, two hundred sixty-three".