142224032211 has 4 divisors (see below), whose sum is σ = 189632042952. Its totient is φ = 94816021472.

The previous prime is 142224032207. The next prime is 142224032213. The reversal of 142224032211 is 112230422241.

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 142224032211 - 2² = 142224032207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142224032213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23704005366 + ... + 23704005371.

It is an arithmetic number, because the mean of its divisors is an integer number (47408010738).

Almost surely, 2^142224032211 is an apocalyptic number.

142224032211 is a deficient number, since it is larger than the sum of its proper divisors (47408010741).

142224032211 is an equidigital number, since it uses as much as digits as its factorization.

142224032211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47408010740.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 142224032211 its reverse (112230422241), we get a palindrome (254454454452).

The spelling of 142224032211 in words is "one hundred forty-two billion, two hundred twenty-four million, thirty-two thousand, two hundred eleven".