142210040342 has 4 divisors (see below), whose sum is σ = 213315060516. Its totient is φ = 71105020170.

The previous prime is 142210040341. The next prime is 142210040351. The reversal of 142210040342 is 243040012241.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142210040341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35552510084 + ... + 35552510087.

It is an arithmetic number, because the mean of its divisors is an integer number (53328765129).

Almost surely, 2^142210040342 is an apocalyptic number.

142210040342 is a deficient number, since it is larger than the sum of its proper divisors (71105020174).

142210040342 is an equidigital number, since it uses as much as digits as its factorization.

142210040342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71105020173.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 142210040342 its reverse (243040012241), we get a palindrome (385250052583).

The spelling of 142210040342 in words is "one hundred forty-two billion, two hundred ten million, forty thousand, three hundred forty-two".