1143204222 has 8 divisors (see below), whose sum is σ = 2286408456. Its totient is φ = 381068072.

The previous prime is 1143204221. The next prime is 1143204247. The reversal of 1143204222 is 2224023411.

1143204222 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

1143204222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143204221) 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, 95267013 + ... + 95267024.

It is an arithmetic number, because the mean of its divisors is an integer number (285801057).

Almost surely, 2^1143204222 is an apocalyptic number.

1143204222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1143204222 is a wasteful number, since it uses less digits than its factorization.

1143204222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190534042.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1143204222 is about 33811.3031692066. The cubic root of 1143204222 is about 1045.6217454944.

Adding to 1143204222 its reverse (2224023411), we get a palindrome (3367227633).

The spelling of 1143204222 in words is "one billion, one hundred forty-three million, two hundred four thousand, two hundred twenty-two".