142342222243 has 4 divisors (see below), whose sum is σ = 153291623968. Its totient is φ = 131392820520.

The previous prime is 142342222213. The next prime is 142342222273. The reversal of 142342222243 is 342222243241.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (142342222213) and next prime (142342222273).

It is not a de Polignac number, because 142342222243 - 2⁹ = 142342221731 is a prime.

It is a super-2 number, since 2×142342222243² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142342222213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5474700843 + ... + 5474700868.

It is an arithmetic number, because the mean of its divisors is an integer number (38322905992).

Almost surely, 2^142342222243 is an apocalyptic number.

142342222243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

142342222243 is a deficient number, since it is larger than the sum of its proper divisors (10949401725).

142342222243 is a wasteful number, since it uses less digits than its factorization.

142342222243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10949401724.

The product of its digits is 36864, while the sum is 31.

Adding to 142342222243 its reverse (342222243241), we get a palindrome (484564465484).

The spelling of 142342222243 in words is "one hundred forty-two billion, three hundred forty-two million, two hundred twenty-two thousand, two hundred forty-three".