20211111222283 has 2 divisors, whose sum is σ = 20211111222284. Its totient is φ = 20211111222282.

The previous prime is 20211111222241. The next prime is 20211111222317. The reversal of 20211111222283 is 38222211111202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20211111222283 is a prime.

It is not a weakly prime, because it can be changed into another prime (20211111022283) 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, 10105555611141 + 10105555611142.

It is an arithmetic number, because the mean of its divisors is an integer number (10105555611142).

Almost surely, 2^{20211111222283} is an apocalyptic number.

20211111222283 is a deficient number, since it is larger than the sum of its proper divisors (1).

20211111222283 is an equidigital number, since it uses as much as digits as its factorization.

20211111222283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 28.

Adding to 20211111222283 its reverse (38222211111202), we get a palindrome (58433322333485).

The spelling of 20211111222283 in words is "twenty trillion, two hundred eleven billion, one hundred eleven million, two hundred twenty-two thousand, two hundred eighty-three".