111222020183 has 2 divisors, whose sum is σ = 111222020184. Its totient is φ = 111222020182.

The previous prime is 111222020111. The next prime is 111222020201. The reversal of 111222020183 is 381020222111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111222020183 - 2¹⁰ = 111222019159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111222020783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55611010091 + 55611010092.

It is an arithmetic number, because the mean of its divisors is an integer number (55611010092).

Almost surely, 2^111222020183 is an apocalyptic number.

111222020183 is a deficient number, since it is larger than the sum of its proper divisors (1).

111222020183 is an equidigital number, since it uses as much as digits as its factorization.

111222020183 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 111222020183 its reverse (381020222111), we get a palindrome (492242242294).

The spelling of 111222020183 in words is "one hundred eleven billion, two hundred twenty-two million, twenty thousand, one hundred eighty-three".