12010012020011 has 24 divisors (see below), whose sum is σ = 12619074171312. Its totient is φ = 11426888721600.

The previous prime is 12010012020001. The next prime is 12010012020023. The reversal of 12010012020011 is 11002021001021.

It is a de Polignac number, because none of the positive numbers 2^k-12010012020011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12010012019974 and 12010012020001.

It is not an unprimeable number, because it can be changed into a prime (12010012020001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132848621 + ... + 132938993.

It is an arithmetic number, because the mean of its divisors is an integer number (525794757138).

Almost surely, 2^{12010012020011} is an apocalyptic number.

12010012020011 is a deficient number, since it is larger than the sum of its proper divisors (609062151301).

12010012020011 is an equidigital number, since it uses as much as digits as its factorization.

12010012020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92763 (or 92732 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12010012020011 its reverse (11002021001021), we get a palindrome (23012033021032).

The spelling of 12010012020011 in words is "twelve trillion, ten billion, twelve million, twenty thousand, eleven".