111442422230501 has 2 divisors, whose sum is σ = 111442422230502. Its totient is φ = 111442422230500.

The previous prime is 111442422230483. The next prime is 111442422230527. The reversal of 111442422230501 is 105032224244111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90532370522500 + 20910051708001 = 9514850^2 + 4572751^2 .

It is a cyclic number.

It is not a de Polignac number, because 111442422230501 - 2²² = 111442418036197 is a prime.

It is a super-2 number, since 2×111442422230501² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111442422230551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55721211115250 + 55721211115251.

It is an arithmetic number, because the mean of its divisors is an integer number (55721211115251).

Almost surely, 2^{111442422230501} is an apocalyptic number.

It is an amenable number.

111442422230501 is a deficient number, since it is larger than the sum of its proper divisors (1).

111442422230501 is an equidigital number, since it uses as much as digits as its factorization.

111442422230501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 111442422230501 its reverse (105032224244111), we get a palindrome (216474646474612).

The spelling of 111442422230501 in words is "one hundred eleven trillion, four hundred forty-two billion, four hundred twenty-two million, two hundred thirty thousand, five hundred one".