12111033110 has 32 divisors (see below), whose sum is σ = 23865760512. Its totient is φ = 4388438880.

The previous prime is 12111033083. The next prime is 12111033113. The reversal of 12111033110 is 1133011121.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111033113) 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, 163394 + ... + 225653.

It is an arithmetic number, because the mean of its divisors is an integer number (745805016).

Almost surely, 2^12111033110 is an apocalyptic number.

12111033110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12111033110 is a deficient number, since it is larger than the sum of its proper divisors (11754727402).

12111033110 is a wasteful number, since it uses less digits than its factorization.

12111033110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389348.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 12111033110 its reverse (1133011121), we get a palindrome (13244044231).

The spelling of 12111033110 in words is "twelve billion, one hundred eleven million, thirty-three thousand, one hundred ten".