2311441223203 has 8 divisors (see below), whose sum is σ = 2691489511008. Its totient is φ = 1943853535104.

The previous prime is 2311441223167. The next prime is 2311441223227. The reversal of 2311441223203 is 3023221441132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2311441223203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2311441224203) 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, 3115149526 + ... + 3115150267.

It is an arithmetic number, because the mean of its divisors is an integer number (336436188876).

Almost surely, 2^{2311441223203} is an apocalyptic number.

2311441223203 is a deficient number, since it is larger than the sum of its proper divisors (380048287805).

2311441223203 is an equidigital number, since it uses as much as digits as its factorization.

2311441223203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6230299853.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 2311441223203 its reverse (3023221441132), we get a palindrome (5334662664335).

The spelling of 2311441223203 in words is "two trillion, three hundred eleven billion, four hundred forty-one million, two hundred twenty-three thousand, two hundred three".