12200022011 has 8 divisors (see below), whose sum is σ = 12485748240. Its totient is φ = 11917599232.

The previous prime is 12200021993. The next prime is 12200022013. The reversal of 12200022011 is 11022000221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12200022011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12200021983 and 12200022001.

It is not an unprimeable number, because it can be changed into a prime (12200022013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 818390 + ... + 833163.

It is an arithmetic number, because the mean of its divisors is an integer number (1560718530).

Almost surely, 2^12200022011 is an apocalyptic number.

12200022011 is a deficient number, since it is larger than the sum of its proper divisors (285726229).

12200022011 is an equidigital number, since it uses as much as digits as its factorization.

12200022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1651725.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12200022011 its reverse (11022000221), we get a palindrome (23222022232).

The spelling of 12200022011 in words is "twelve billion, two hundred million, twenty-two thousand, eleven".