111201021022243 has 2 divisors, whose sum is σ = 111201021022244. Its totient is φ = 111201021022242.

The previous prime is 111201021022181. The next prime is 111201021022261. The reversal of 111201021022243 is 342220120102111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111201021022243 - 2⁹ = 111201021021731 is a prime.

It is not a weakly prime, because it can be changed into another prime (111201021022043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55600510511121 + 55600510511122.

It is an arithmetic number, because the mean of its divisors is an integer number (55600510511122).

Almost surely, 2^{111201021022243} is an apocalyptic number.

111201021022243 is a deficient number, since it is larger than the sum of its proper divisors (1).

111201021022243 is an equidigital number, since it uses as much as digits as its factorization.

111201021022243 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 22.

Adding to 111201021022243 its reverse (342220120102111), we get a palindrome (453421141124354).

The spelling of 111201021022243 in words is "one hundred eleven trillion, two hundred one billion, twenty-one million, twenty-two thousand, two hundred forty-three".