202124433144 has 32 divisors (see below), whose sum is σ = 506393147520. Its totient is φ = 67230535776.

The previous prime is 202124433139. The next prime is 202124433157. The reversal of 202124433144 is 441334421202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9005764 + ... + 9028179.

It is an arithmetic number, because the mean of its divisors is an integer number (15824785860).

Almost surely, 2^202124433144 is an apocalyptic number.

202124433144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

202124433144 is an abundant number, since it is smaller than the sum of its proper divisors (304268714376).

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

202124433144 is a wasteful number, since it uses less digits than its factorization.

202124433144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18034419 (or 18034415 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 202124433144 its reverse (441334421202), we get a palindrome (643458854346).

The spelling of 202124433144 in words is "two hundred two billion, one hundred twenty-four million, four hundred thirty-three thousand, one hundred forty-four".