142244535211 has 2 divisors, whose sum is σ = 142244535212. Its totient is φ = 142244535210.

The previous prime is 142244535203. The next prime is 142244535227. The reversal of 142244535211 is 112535442241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142244535211 - 2³ = 142244535203 is a prime.

It is not a weakly prime, because it can be changed into another prime (142244535241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71122267605 + 71122267606.

It is an arithmetic number, because the mean of its divisors is an integer number (71122267606).

Almost surely, 2^142244535211 is an apocalyptic number.

142244535211 is a deficient number, since it is larger than the sum of its proper divisors (1).

142244535211 is an equidigital number, since it uses as much as digits as its factorization.

142244535211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38400, while the sum is 34.

Adding to 142244535211 its reverse (112535442241), we get a palindrome (254779977452).

The spelling of 142244535211 in words is "one hundred forty-two billion, two hundred forty-four million, five hundred thirty-five thousand, two hundred eleven".