142321024035601 has 4 divisors (see below), whose sum is σ = 147228645554100. Its totient is φ = 137413402517104.

The previous prime is 142321024035577. The next prime is 142321024035679. The reversal of 142321024035601 is 106530420123241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 81657970790400 + 60663053245201 = 9036480^2 + 7788649^2 .

It is a cyclic number.

It is not a de Polignac number, because 142321024035601 - 2⁴⁵ = 107136651946769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142321024035401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2453810759206 + ... + 2453810759263.

It is an arithmetic number, because the mean of its divisors is an integer number (36807161388525).

Almost surely, 2^{142321024035601} is an apocalyptic number.

It is an amenable number.

142321024035601 is a deficient number, since it is larger than the sum of its proper divisors (4907621518499).

142321024035601 is an equidigital number, since it uses as much as digits as its factorization.

142321024035601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4907621518498.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 142321024035601 its reverse (106530420123241), we get a palindrome (248851444158842).

The spelling of 142321024035601 in words is "one hundred forty-two trillion, three hundred twenty-one billion, twenty-four million, thirty-five thousand, six hundred one".