111221132132023 has 2 divisors, whose sum is σ = 111221132132024. Its totient is φ = 111221132132022.

The previous prime is 111221132132003. The next prime is 111221132132039. The reversal of 111221132132023 is 320231231122111.

It is a strong prime.

It is an emirp because it is prime and its reverse (320231231122111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111221132132023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111221132132003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55610566066011 + 55610566066012.

It is an arithmetic number, because the mean of its divisors is an integer number (55610566066012).

Almost surely, 2^{111221132132023} is an apocalyptic number.

111221132132023 is a deficient number, since it is larger than the sum of its proper divisors (1).

111221132132023 is an equidigital number, since it uses as much as digits as its factorization.

111221132132023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 111221132132023 its reverse (320231231122111), we get a palindrome (431452363254134).

The spelling of 111221132132023 in words is "one hundred eleven trillion, two hundred twenty-one billion, one hundred thirty-two million, one hundred thirty-two thousand, twenty-three".