142321232610211 has 4 divisors (see below), whose sum is σ = 144733456891800. Its totient is φ = 139909008328624.

The previous prime is 142321232610181. The next prime is 142321232610217. The reversal of 142321232610211 is 112016232123241.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142321232610211 is a prime.

It is a super-2 number, since 2×142321232610211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142321232610217) 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, 1206112140706 + ... + 1206112140823.

It is an arithmetic number, because the mean of its divisors is an integer number (36183364222950).

Almost surely, 2^{142321232610211} is an apocalyptic number.

142321232610211 is a deficient number, since it is larger than the sum of its proper divisors (2412224281589).

142321232610211 is an equidigital number, since it uses as much as digits as its factorization.

142321232610211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2412224281588.

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 142321232610211 its reverse (112016232123241), we get a palindrome (254337464733452).

The spelling of 142321232610211 in words is "one hundred forty-two trillion, three hundred twenty-one billion, two hundred thirty-two million, six hundred ten thousand, two hundred eleven".