142043534422 has 4 divisors (see below), whose sum is σ = 213065301636. Its totient is φ = 71021767210.

The previous prime is 142043534383. The next prime is 142043534449. The reversal of 142043534422 is 224435340241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 224435340241 = 7 ⋅32062191463.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35510883604 + ... + 35510883607.

It is an arithmetic number, because the mean of its divisors is an integer number (53266325409).

Almost surely, 2^142043534422 is an apocalyptic number.

142043534422 is a deficient number, since it is larger than the sum of its proper divisors (71021767214).

142043534422 is an equidigital number, since it uses as much as digits as its factorization.

142043534422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71021767213.

The product of its (nonzero) digits is 92160, while the sum is 34.

Adding to 142043534422 its reverse (224435340241), we get a palindrome (366478874663).

The spelling of 142043534422 in words is "one hundred forty-two billion, forty-three million, five hundred thirty-four thousand, four hundred twenty-two".