142321024160020 has 12 divisors (see below), whose sum is σ = 298874150736084. Its totient is φ = 56928409664000.

The previous prime is 142321024160009. The next prime is 142321024160023. The reversal of 142321024160020 is 20061420123241.

It can be written as a sum of positive squares in 2 ways, for example, as 46852217937424 + 95468806222596 = 6844868^2 + 9770814^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142321024160023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3558025603981 + ... + 3558025604020.

It is an arithmetic number, because the mean of its divisors is an integer number (24906179228007).

Almost surely, 2^{142321024160020} is an apocalyptic number.

142321024160020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142321024160020 is an abundant number, since it is smaller than the sum of its proper divisors (156553126576064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142321024160020 is a wasteful number, since it uses less digits than its factorization.

142321024160020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7116051208010 (or 7116051208008 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 142321024160020 its reverse (20061420123241), we get a palindrome (162382444283261).

The spelling of 142321024160020 in words is "one hundred forty-two trillion, three hundred twenty-one billion, twenty-four million, one hundred sixty thousand, twenty".