142021132042 has 8 divisors (see below), whose sum is σ = 213923044800. Its totient is φ = 70713450444.

The previous prime is 142021132039. The next prime is 142021132069. The reversal of 142021132042 is 240231120241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148557192 + ... + 148558147.

It is an arithmetic number, because the mean of its divisors is an integer number (26740380600).

Almost surely, 2^142021132042 is an apocalyptic number.

142021132042 is a deficient number, since it is larger than the sum of its proper divisors (71901912758).

142021132042 is a wasteful number, since it uses less digits than its factorization.

142021132042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297115580.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 142021132042 its reverse (240231120241), we get a palindrome (382252252283).

The spelling of 142021132042 in words is "one hundred forty-two billion, twenty-one million, one hundred thirty-two thousand, forty-two".