244203523212 has 48 divisors (see below), whose sum is σ = 625422575232. Its totient is φ = 73547066880.

The previous prime is 244203523183. The next prime is 244203523219. The reversal of 244203523212 is 212325302442.

It is a self number, because there is not a number n which added to its sum of digits gives 244203523212.

It is not an unprimeable number, because it can be changed into a prime (244203523219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5653413 + ... + 5696444.

It is an arithmetic number, because the mean of its divisors is an integer number (13029636984).

Almost surely, 2^244203523212 is an apocalyptic number.

244203523212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

244203523212 is an abundant number, since it is smaller than the sum of its proper divisors (381219052020).

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

244203523212 is a wasteful number, since it uses less digits than its factorization.

244203523212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11350038 (or 11350036 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 244203523212 its reverse (212325302442), we get a palindrome (456528825654).

The spelling of 244203523212 in words is "two hundred forty-four billion, two hundred three million, five hundred twenty-three thousand, two hundred twelve".