2243520141323 has 4 divisors (see below), whose sum is σ = 2375491914360. Its totient is φ = 2111548368288.

The previous prime is 2243520141311. The next prime is 2243520141337. The reversal of 2243520141323 is 3231410253422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2243520141323 - 2⁴ = 2243520141307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2243520141323.

It is not an unprimeable number, because it can be changed into a prime (2243520141223) 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, 65985886493 + ... + 65985886526.

It is an arithmetic number, because the mean of its divisors is an integer number (593872978590).

Almost surely, 2^{2243520141323} is an apocalyptic number.

2243520141323 is a deficient number, since it is larger than the sum of its proper divisors (131971773037).

2243520141323 is a wasteful number, since it uses less digits than its factorization.

2243520141323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131971773036.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 2243520141323 its reverse (3231410253422), we get a palindrome (5474930394745).

The spelling of 2243520141323 in words is "two trillion, two hundred forty-three billion, five hundred twenty million, one hundred forty-one thousand, three hundred twenty-three".