142222434241 has 2 divisors, whose sum is σ = 142222434242. Its totient is φ = 142222434240.

The previous prime is 142222434227. The next prime is 142222434251. The reversal of 142222434241 is 142434222241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136426809600 + 5795624641 = 369360^2 + 76129^2 .

It is a cyclic number.

It is not a de Polignac number, because 142222434241 - 2⁷ = 142222434113 is a prime.

It is not a weakly prime, because it can be changed into another prime (142222434251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71111217120 + 71111217121.

It is an arithmetic number, because the mean of its divisors is an integer number (71111217121).

Almost surely, 2^142222434241 is an apocalyptic number.

It is an amenable number.

142222434241 is a deficient number, since it is larger than the sum of its proper divisors (1).

142222434241 is an equidigital number, since it uses as much as digits as its factorization.

142222434241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24576, while the sum is 31.

Adding to 142222434241 its reverse (142434222241), we get a palindrome (284656656482).

The spelling of 142222434241 in words is "one hundred forty-two billion, two hundred twenty-two million, four hundred thirty-four thousand, two hundred forty-one".