2243100420243 has 12 divisors (see below), whose sum is σ = 3240061292728. Its totient is φ = 1495387656000.

The previous prime is 2243100420149. The next prime is 2243100420293. The reversal of 2243100420243 is 3420240013422.

2243100420243 is a `hidden beast` number, since 22 + 431 + 0 + 0 + 4 + 202 + 4 + 3 = 666.

It is not a de Polignac number, because 2243100420243 - 2⁹ = 2243100419731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2243100420293) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144996 + ... + 2123022.

Almost surely, 2^{2243100420243} is an apocalyptic number.

2243100420243 is a deficient number, since it is larger than the sum of its proper divisors (996960872485).

2243100420243 is a wasteful number, since it uses less digits than its factorization.

2243100420243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2104034 (or 2104031 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 2243100420243 its reverse (3420240013422), we get a palindrome (5663340433665).

The spelling of 2243100420243 in words is "two trillion, two hundred forty-three billion, one hundred million, four hundred twenty thousand, two hundred forty-three".