11523422113 has 16 divisors (see below), whose sum is σ = 13348048896. Its totient is φ = 9743754960.

The previous prime is 11523422087. The next prime is 11523422153. The reversal of 11523422113 is 31122432511.

It is a cyclic number.

It is not a de Polignac number, because 11523422113 - 2¹⁷ = 11523291041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11523422153) 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, 387120 + ... + 415822.

It is an arithmetic number, because the mean of its divisors is an integer number (834253056).

Almost surely, 2^11523422113 is an apocalyptic number.

It is an amenable number.

11523422113 is a deficient number, since it is larger than the sum of its proper divisors (1824626783).

11523422113 is an equidigital number, since it uses as much as digits as its factorization.

11523422113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29484.

The product of its digits is 1440, while the sum is 25.

Adding to 11523422113 its reverse (31122432511), we get a palindrome (42645854624).

The spelling of 11523422113 in words is "eleven billion, five hundred twenty-three million, four hundred twenty-two thousand, one hundred thirteen".