11311322023 has 8 divisors (see below), whose sum is σ = 11986768080. Its totient is φ = 10654902720.

The previous prime is 11311321981. The next prime is 11311322089. The reversal of 11311322023 is 32022311311.

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

It is a cyclic number.

It is not a de Polignac number, because 11311322023 - 2¹³ = 11311313831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311322723) 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, 4755465 + ... + 4757842.

It is an arithmetic number, because the mean of its divisors is an integer number (1498346010).

Almost surely, 2^11311322023 is an apocalyptic number.

11311322023 is a deficient number, since it is larger than the sum of its proper divisors (675446057).

11311322023 is an equidigital number, since it uses as much as digits as its factorization.

11311322023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9513377.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11311322023 its reverse (32022311311), we get a palindrome (43333633334).

The spelling of 11311322023 in words is "eleven billion, three hundred eleven million, three hundred twenty-two thousand, twenty-three".