142101555010249 has 2 divisors, whose sum is σ = 142101555010250. Its totient is φ = 142101555010248.

The previous prime is 142101555010241. The next prime is 142101555010277. The reversal of 142101555010249 is 942010555101241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96775914375625 + 45325640634624 = 9837475^2 + 6732432^2 .

It is a cyclic number.

It is not a de Polignac number, because 142101555010249 - 2³ = 142101555010241 is a prime.

It is not a weakly prime, because it can be changed into another prime (142101555010241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71050777505124 + 71050777505125.

It is an arithmetic number, because the mean of its divisors is an integer number (71050777505125).

Almost surely, 2^{142101555010249} is an apocalyptic number.

It is an amenable number.

142101555010249 is a deficient number, since it is larger than the sum of its proper divisors (1).

142101555010249 is an equidigital number, since it uses as much as digits as its factorization.

142101555010249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 40.

The spelling of 142101555010249 in words is "one hundred forty-two trillion, one hundred one billion, five hundred fifty-five million, ten thousand, two hundred forty-nine".