2211331113163 has 2 divisors, whose sum is σ = 2211331113164. Its totient is φ = 2211331113162.

The previous prime is 2211331113139. The next prime is 2211331113169. The reversal of 2211331113163 is 3613111331122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2211331113163 - 2⁹ = 2211331112651 is a prime.

It is not a weakly prime, because it can be changed into another prime (2211331113169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105665556581 + 1105665556582.

It is an arithmetic number, because the mean of its divisors is an integer number (1105665556582).

Almost surely, 2^{2211331113163} is an apocalyptic number.

2211331113163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211331113163 is an equidigital number, since it uses as much as digits as its factorization.

2211331113163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 28.

Adding to 2211331113163 its reverse (3613111331122), we get a palindrome (5824442444285).

The spelling of 2211331113163 in words is "two trillion, two hundred eleven billion, three hundred thirty-one million, one hundred thirteen thousand, one hundred sixty-three".