12010211201112 has 32 divisors (see below), whose sum is σ = 30025623672000. Its totient is φ = 4003390977824.

The previous prime is 12010211201071. The next prime is 12010211201117. The reversal of 12010211201112 is 21110211201021.

It is a happy number.

It is a super-2 number, since 2×12010211201112² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12010211201091 and 12010211201100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010211201117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9727639 + ... + 10892537.

It is an arithmetic number, because the mean of its divisors is an integer number (938300739750).

Almost surely, 2^{12010211201112} is an apocalyptic number.

12010211201112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12010211201112 is an abundant number, since it is smaller than the sum of its proper divisors (18015412470888).

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

12010211201112 is a wasteful number, since it uses less digits than its factorization.

12010211201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594495 (or 1594491 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12010211201112 its reverse (21110211201021), we get a palindrome (33120422402133).

Subtracting 12010211201112 from its reverse (21110211201021), we obtain a palindrome (9099999999909).

The spelling of 12010211201112 in words is "twelve trillion, ten billion, two hundred eleven million, two hundred one thousand, one hundred twelve".