12201209995 has 16 divisors (see below), whose sum is σ = 16695231840. Its totient is φ = 8480116224.

The previous prime is 12201209981. The next prime is 12201210001. The reversal of 12201209995 is 59990210221.

It is a cyclic number.

It is not a de Polignac number, because 12201209995 - 2¹⁵ = 12201177227 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5519805 + ... + 5522014.

It is an arithmetic number, because the mean of its divisors is an integer number (1043451990).

Almost surely, 2^12201209995 is an apocalyptic number.

12201209995 is a deficient number, since it is larger than the sum of its proper divisors (4494021845).

12201209995 is a wasteful number, since it uses less digits than its factorization.

12201209995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11041854.

The product of its (nonzero) digits is 29160, while the sum is 40.

The spelling of 12201209995 in words is "twelve billion, two hundred one million, two hundred nine thousand, nine hundred ninety-five".