2143301222 has 4 divisors (see below), whose sum is σ = 3214951836. Its totient is φ = 1071650610.

The previous prime is 2143301221. The next prime is 2143301227. The reversal of 2143301222 is 2221033412.

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

It is a junction number, because it is equal to n+sod(n) for n = 2143301194 and 2143301203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143301221) 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 as a sum of consecutive naturals, namely, 535825304 + ... + 535825307.

It is an arithmetic number, because the mean of its divisors is an integer number (803737959).

Almost surely, 2^2143301222 is an apocalyptic number.

2143301222 is a deficient number, since it is larger than the sum of its proper divisors (1071650614).

2143301222 is a wasteful number, since it uses less digits than its factorization.

2143301222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071650613.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2143301222 is about 46295.8013431024. The cubic root of 2143301222 is about 1289.3210420659.

Adding to 2143301222 its reverse (2221033412), we get a palindrome (4364334634).

The spelling of 2143301222 in words is "two billion, one hundred forty-three million, three hundred one thousand, two hundred twenty-two".