142404240101 has 2 divisors, whose sum is σ = 142404240102. Its totient is φ = 142404240100.

The previous prime is 142404240067. The next prime is 142404240149. The reversal of 142404240101 is 101042404241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134611941025 + 7792299076 = 366895^2 + 88274^2 .

It is a cyclic number.

It is not a de Polignac number, because 142404240101 - 2⁶ = 142404240037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102404240101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71202120050 + 71202120051.

It is an arithmetic number, because the mean of its divisors is an integer number (71202120051).

Almost surely, 2^142404240101 is an apocalyptic number.

It is an amenable number.

142404240101 is a deficient number, since it is larger than the sum of its proper divisors (1).

142404240101 is an equidigital number, since it uses as much as digits as its factorization.

142404240101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 142404240101 its reverse (101042404241), we get a palindrome (243446644342).

The spelling of 142404240101 in words is "one hundred forty-two billion, four hundred four million, two hundred forty thousand, one hundred one".