2142333211 has 4 divisors (see below), whose sum is σ = 2216206800. Its totient is φ = 2068459624.

The previous prime is 2142333203. The next prime is 2142333227. The reversal of 2142333211 is 1123332412.

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 2142333211 - 2³ = 2142333203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2142333311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36936751 + ... + 36936808.

It is an arithmetic number, because the mean of its divisors is an integer number (554051700).

Almost surely, 2^2142333211 is an apocalyptic number.

2142333211 is a deficient number, since it is larger than the sum of its proper divisors (73873589).

2142333211 is an equidigital number, since it uses as much as digits as its factorization.

2142333211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73873588.

The product of its digits is 864, while the sum is 22.

The square root of 2142333211 is about 46285.3455318203. The cubic root of 2142333211 is about 1289.1269077586.

Adding to 2142333211 its reverse (1123332412), we get a palindrome (3265665623).

The spelling of 2142333211 in words is "two billion, one hundred forty-two million, three hundred thirty-three thousand, two hundred eleven".