12010220011 has 4 divisors (see below), whose sum is σ = 12015487624. Its totient is φ = 12004952400.

The previous prime is 12010219999. The next prime is 12010220023. The reversal of 12010220011 is 11002201021.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12010219999) and next prime (12010220023).

It is a cyclic number.

It is not a de Polignac number, because 12010220011 - 2⁷ = 12010219883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12010220011.

It is not an unprimeable number, because it can be changed into a prime (12010220071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2630385 + ... + 2634946.

It is an arithmetic number, because the mean of its divisors is an integer number (3003871906).

Almost surely, 2^12010220011 is an apocalyptic number.

12010220011 is a deficient number, since it is larger than the sum of its proper divisors (5267613).

12010220011 is an equidigital number, since it uses as much as digits as its factorization.

12010220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5267612.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12010220011 its reverse (11002201021), we get a palindrome (23012421032).

The spelling of 12010220011 in words is "twelve billion, ten million, two hundred twenty thousand, eleven".