11013031323 has 16 divisors (see below), whose sum is σ = 18646402560. Its totient is φ = 6293160648.

The previous prime is 11013031321. The next prime is 11013031349. The reversal of 11013031323 is 32313031011.

It is a happy number.

It is not a de Polignac number, because 11013031323 - 2¹ = 11013031321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11013031296 and 11013031305.

It is not an unprimeable number, because it can be changed into a prime (11013031321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29134815 + ... + 29135192.

It is an arithmetic number, because the mean of its divisors is an integer number (1165400160).

Almost surely, 2^11013031323 is an apocalyptic number.

11013031323 is a deficient number, since it is larger than the sum of its proper divisors (7633371237).

11013031323 is an equidigital number, since it uses as much as digits as its factorization.

11013031323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58270023 (or 58270017 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11013031323 its reverse (32313031011), we get a palindrome (43326062334).

The spelling of 11013031323 in words is "eleven billion, thirteen million, thirty-one thousand, three hundred twenty-three".