2201243244440 has 32 divisors (see below), whose sum is σ = 4970298376080. Its totient is φ = 877385995392.

The previous prime is 2201243244439. The next prime is 2201243244443. The reversal of 2201243244440 is 444423421022.

It is a junction number, because it is equal to n+sod(n) for n = 2201243244397 and 2201243244406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201243244443) 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, 97216739 + ... + 97239378.

Almost surely, 2^{2201243244440} is an apocalyptic number.

2201243244440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201243244440 is an abundant number, since it is smaller than the sum of its proper divisors (2769055131640).

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

2201243244440 is a wasteful number, since it uses less digits than its factorization.

2201243244440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194456411 (or 194456407 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 2201243244440 its reverse (444423421022), we get a palindrome (2645666665462).

The spelling of 2201243244440 in words is "two trillion, two hundred one billion, two hundred forty-three million, two hundred forty-four thousand, four hundred forty".