12331100011 has 4 divisors (see below), whose sum is σ = 12331537192. Its totient is φ = 12330662832.

The previous prime is 12331099993. The next prime is 12331100029. The reversal of 12331100011 is 11000113321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11000113321 = 50849 ⋅216329.

It is an interprime number because it is at equal distance from previous prime (12331099993) and next prime (12331100029).

It is a cyclic number.

It is not a de Polignac number, because 12331100011 - 2²¹ = 12329002859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12331099964 and 12331100000.

It is not an unprimeable number, because it can be changed into a prime (12331100081) 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, 173130 + ... + 233743.

It is an arithmetic number, because the mean of its divisors is an integer number (3082884298).

Almost surely, 2^12331100011 is an apocalyptic number.

12331100011 is a deficient number, since it is larger than the sum of its proper divisors (437181).

12331100011 is an equidigital number, since it uses as much as digits as its factorization.

12331100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437180.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 12331100011 its reverse (11000113321), we get a palindrome (23331213332).

The spelling of 12331100011 in words is "twelve billion, three hundred thirty-one million, one hundred thousand, eleven".