22102031311 has 2 divisors, whose sum is σ = 22102031312. Its totient is φ = 22102031310.

The previous prime is 22102031297. The next prime is 22102031317. The reversal of 22102031311 is 11313020122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22102031311 - 2⁷ = 22102031183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22102031317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051015655 + 11051015656.

It is an arithmetic number, because the mean of its divisors is an integer number (11051015656).

Almost surely, 2^22102031311 is an apocalyptic number.

22102031311 is a deficient number, since it is larger than the sum of its proper divisors (1).

22102031311 is an equidigital number, since it uses as much as digits as its factorization.

22102031311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 22102031311 its reverse (11313020122), we get a palindrome (33415051433).

The spelling of 22102031311 in words is "twenty-two billion, one hundred two million, thirty-one thousand, three hundred eleven".