243201143050 has 24 divisors (see below), whose sum is σ = 452427003756. Its totient is φ = 97264784640.

The previous prime is 243201143039. The next prime is 243201143131. The reversal of 243201143050 is 50341102342.

It can be written as a sum of positive squares in 6 ways, for example, as 201889361041 + 41311782009 = 449321^2 + 203253^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75837 + ... + 701536.

Almost surely, 2^243201143050 is an apocalyptic number.

243201143050 is a deficient number, since it is larger than the sum of its proper divisors (209225860706).

243201143050 is a wasteful number, since it uses less digits than its factorization.

243201143050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783642 (or 783637 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 243201143050 its reverse (50341102342), we get a palindrome (293542245392).

The spelling of 243201143050 in words is "two hundred forty-three billion, two hundred one million, one hundred forty-three thousand, fifty".