12002210111005 has 4 divisors (see below), whose sum is σ = 14402652133212. Its totient is φ = 9601768088800.

The previous prime is 12002210110997. The next prime is 12002210111011. The reversal of 12002210111005 is 50011101220021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2680021103929 + 9322189007076 = 1637077^2 + 3053226^2 .

It is not a de Polignac number, because 12002210111005 - 2³ = 12002210110997 is a prime.

It is a super-2 number, since 2×12002210111005² (a number of 27 digits) contains 22 as substring.

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 12002210111005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1200221011096 + ... + 1200221011105.

It is an arithmetic number, because the mean of its divisors is an integer number (3600663033303).

Almost surely, 2^{12002210111005} is an apocalyptic number.

It is an amenable number.

12002210111005 is a deficient number, since it is larger than the sum of its proper divisors (2400442022207).

12002210111005 is an equidigital number, since it uses as much as digits as its factorization.

12002210111005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2400442022206.

The product of its (nonzero) digits is 40, while the sum is 16.

Adding to 12002210111005 its reverse (50011101220021), we get a palindrome (62013311331026).

The spelling of 12002210111005 in words is "twelve trillion, two billion, two hundred ten million, one hundred eleven thousand, five".