142312243142211 has 4 divisors (see below), whose sum is σ = 189749657522952. Its totient is φ = 94874828761472.

The previous prime is 142312243142207. The next prime is 142312243142239. The reversal of 142312243142211 is 112241342213241.

It is a happy number.

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 142312243142211 - 2² = 142312243142207 is a prime.

It is a super-3 number, since 3×142312243142211³ (a number of 43 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (142312243142281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23718707190366 + ... + 23718707190371.

It is an arithmetic number, because the mean of its divisors is an integer number (47437414380738).

Almost surely, 2^{142312243142211} is an apocalyptic number.

142312243142211 is a deficient number, since it is larger than the sum of its proper divisors (47437414380741).

142312243142211 is an equidigital number, since it uses as much as digits as its factorization.

142312243142211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47437414380740.

The product of its digits is 18432, while the sum is 33.

Adding to 142312243142211 its reverse (112241342213241), we get a palindrome (254553585355452).

The spelling of 142312243142211 in words is "one hundred forty-two trillion, three hundred twelve billion, two hundred forty-three million, one hundred forty-two thousand, two hundred eleven".