2211301131131 has 2 divisors, whose sum is σ = 2211301131132. Its totient is φ = 2211301131130.

The previous prime is 2211301131119. The next prime is 2211301131133. The reversal of 2211301131131 is 1311311031122.

2211301131131 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 2211301131131 - 2¹⁰ = 2211301130107 is a prime.

It is a super-2 number, since 2×2211301131131² (a number of 25 digits) contains 22 as substring.

Together with 2211301131133, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2211301131133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105650565565 + 1105650565566.

It is an arithmetic number, because the mean of its divisors is an integer number (1105650565566).

Almost surely, 2^{2211301131131} is an apocalyptic number.

2211301131131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211301131131 is an equidigital number, since it uses as much as digits as its factorization.

2211301131131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 2211301131131 its reverse (1311311031122), we get a palindrome (3522612162253).

It can be divided in two parts, 2211301 and 131131, that added together give a palindrome (2342432).

The spelling of 2211301131131 in words is "two trillion, two hundred eleven billion, three hundred one million, one hundred thirty-one thousand, one hundred thirty-one".