2311203032323 has 4 divisors (see below), whose sum is σ = 2390899688640. Its totient is φ = 2231506376008.

The previous prime is 2311203032317. The next prime is 2311203032351. The reversal of 2311203032323 is 3232303021132.

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 2311203032323 - 2¹³ = 2311203024131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2311203032353) 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, 39848328115 + ... + 39848328172.

It is an arithmetic number, because the mean of its divisors is an integer number (597724922160).

Almost surely, 2^{2311203032323} is an apocalyptic number.

2311203032323 is a deficient number, since it is larger than the sum of its proper divisors (79696656317).

2311203032323 is an equidigital number, since it uses as much as digits as its factorization.

2311203032323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79696656316.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 2311203032323 its reverse (3232303021132), we get a palindrome (5543506053455).

The spelling of 2311203032323 in words is "two trillion, three hundred eleven billion, two hundred three million, thirty-two thousand, three hundred twenty-three".