142034200021 has 16 divisors (see below), whose sum is σ = 166535728128. Its totient is φ = 118594396800.

The previous prime is 142034200019. The next prime is 142034200097. The reversal of 142034200021 is 120002430241.

142034200021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 142034200021 - 2¹ = 142034200019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142034200001) 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 15 ways as a sum of consecutive naturals, for example, 184645 + ... + 564058.

It is an arithmetic number, because the mean of its divisors is an integer number (10408483008).

Almost surely, 2^142034200021 is an apocalyptic number.

It is an amenable number.

142034200021 is a deficient number, since it is larger than the sum of its proper divisors (24501528107).

142034200021 is an equidigital number, since it uses as much as digits as its factorization.

142034200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749412.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 142034200021 its reverse (120002430241), we get a palindrome (262036630262).

The spelling of 142034200021 in words is "one hundred forty-two billion, thirty-four million, two hundred thousand, twenty-one".