2203142444 has 24 divisors (see below), whose sum is σ = 3894752400. Its totient is φ = 1090376640.

The previous prime is 2203142443. The next prime is 2203142449. The reversal of 2203142444 is 4442413022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2203142443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 600287 + ... + 603945.

It is an arithmetic number, because the mean of its divisors is an integer number (162281350).

Almost surely, 2^2203142444 is an apocalyptic number.

It is an amenable number.

2203142444 is a deficient number, since it is larger than the sum of its proper divisors (1691609956).

2203142444 is a wasteful number, since it uses less digits than its factorization.

2203142444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5153 (or 5151 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 2203142444 is about 46937.6442101646. The cubic root of 2203142444 is about 1301.2104000907.

Adding to 2203142444 its reverse (4442413022), we get a palindrome (6645555466).

The spelling of 2203142444 in words is "two billion, two hundred three million, one hundred forty-two thousand, four hundred forty-four".