12012020011210 has 16 divisors (see below), whose sum is σ = 21629306037600. Its totient is φ = 4803103556176.

The previous prime is 12012020011207. The next prime is 12012020011217. The reversal of 12012020011210 is 1211002021021.

It is not an unprimeable number, because it can be changed into a prime (12012020011217) 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, 213026440 + ... + 213082819.

It is an arithmetic number, because the mean of its divisors is an integer number (1351831627350).

Almost surely, 2^{12012020011210} is an apocalyptic number.

12012020011210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12012020011210 is a deficient number, since it is larger than the sum of its proper divisors (9617286026390).

12012020011210 is a wasteful number, since it uses less digits than its factorization.

12012020011210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426112085.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12012020011210 its reverse (1211002021021), we get a palindrome (13223022032231).

The spelling of 12012020011210 in words is "twelve trillion, twelve billion, twenty million, eleven thousand, two hundred ten".