12110010012 has 36 divisors (see below), whose sum is σ = 32222543080. Its totient is φ = 3824213472.

The previous prime is 12110009987. The next prime is 12110010043. The reversal of 12110010012 is 21001001121.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 12110009976 and 12110010003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8851663 + ... + 8853030.

Almost surely, 2^12110010012 is an apocalyptic number.

12110010012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12110010012 is an abundant number, since it is smaller than the sum of its proper divisors (20112533068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12110010012 is a wasteful number, since it uses less digits than its factorization.

12110010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17704722 (or 17704717 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 12110010012 its reverse (21001001121), we get a palindrome (33111011133).

The spelling of 12110010012 in words is "twelve billion, one hundred ten million, ten thousand, twelve".