2311204202323 has 16 divisors (see below), whose sum is σ = 2369570882112. Its totient is φ = 2252933568000.

The previous prime is 2311204202311. The next prime is 2311204202423. The reversal of 2311204202323 is 3232024021132.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2311204202323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2311204202423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340229815 + ... + 340236607.

It is an arithmetic number, because the mean of its divisors is an integer number (148098180132).

Almost surely, 2^{2311204202323} is an apocalyptic number.

2311204202323 is a deficient number, since it is larger than the sum of its proper divisors (58366679789).

2311204202323 is a wasteful number, since it uses less digits than its factorization.

2311204202323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12606.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2311204202323 its reverse (3232024021132), we get a palindrome (5543228223455).

The spelling of 2311204202323 in words is "two trillion, three hundred eleven billion, two hundred four million, two hundred two thousand, three hundred twenty-three".