2243522203541 has 4 divisors (see below), whose sum is σ = 2277007609632. Its totient is φ = 2210036797452.

The previous prime is 2243522203523. The next prime is 2243522203567. The reversal of 2243522203541 is 1453022253422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2243522203541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243522203501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16742702945 + ... + 16742703078.

It is an arithmetic number, because the mean of its divisors is an integer number (569251902408).

Almost surely, 2^{2243522203541} is an apocalyptic number.

It is an amenable number.

2243522203541 is a deficient number, since it is larger than the sum of its proper divisors (33485406091).

2243522203541 is an equidigital number, since it uses as much as digits as its factorization.

2243522203541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33485406090.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 2243522203541 its reverse (1453022253422), we get a palindrome (3696544456963).

The spelling of 2243522203541 in words is "two trillion, two hundred forty-three billion, five hundred twenty-two million, two hundred three thousand, five hundred forty-one".