142234231435 has 4 divisors (see below), whose sum is σ = 170681077728. Its totient is φ = 113787385144.

The previous prime is 142234231397. The next prime is 142234231471. The reversal of 142234231435 is 534132432241.

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

It is a cyclic number.

It is not a de Polignac number, because 142234231435 - 2²¹ = 142232134283 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 142234231435.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14223423139 + ... + 14223423148.

It is an arithmetic number, because the mean of its divisors is an integer number (42670269432).

Almost surely, 2^142234231435 is an apocalyptic number.

142234231435 is a deficient number, since it is larger than the sum of its proper divisors (28446846293).

142234231435 is an equidigital number, since it uses as much as digits as its factorization.

142234231435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28446846292.

The product of its digits is 69120, while the sum is 34.

Adding to 142234231435 its reverse (534132432241), we get a palindrome (676366663676).

The spelling of 142234231435 in words is "one hundred forty-two billion, two hundred thirty-four million, two hundred thirty-one thousand, four hundred thirty-five".