12200320011 has 64 divisors (see below), whose sum is σ = 19064512512. Its totient is φ = 6915392000.

The previous prime is 12200320009. The next prime is 12200320037. The reversal of 12200320011 is 11002300221.

It is not a de Polignac number, because 12200320011 - 2¹ = 12200320009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12200320061) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12964801 + ... + 12965741.

It is an arithmetic number, because the mean of its divisors is an integer number (297883008).

Almost surely, 2^12200320011 is an apocalyptic number.

12200320011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12200320011 is a deficient number, since it is larger than the sum of its proper divisors (6864192501).

12200320011 is a wasteful number, since it uses less digits than its factorization.

12200320011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185 (or 1163 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 12200320011 its reverse (11002300221), we get a palindrome (23202620232).

The spelling of 12200320011 in words is "twelve billion, two hundred million, three hundred twenty thousand, eleven".