12202121210011 has 24 divisors (see below), whose sum is σ = 13462276746240. Its totient is φ = 11049492289152.

The previous prime is 12202121209979. The next prime is 12202121210017. The reversal of 12202121210011 is 11001212120221.

It is not a de Polignac number, because 12202121210011 - 2⁵ = 12202121209979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12202121210017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6811635 + ... + 8414428.

It is an arithmetic number, because the mean of its divisors is an integer number (560928197760).

Almost surely, 2^{12202121210011} is an apocalyptic number.

12202121210011 is a deficient number, since it is larger than the sum of its proper divisors (1260155536229).

12202121210011 is a wasteful number, since it uses less digits than its factorization.

12202121210011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15226203 (or 15226186 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12202121210011 its reverse (11001212120221), we get a palindrome (23203333330232).

The spelling of 12202121210011 in words is "twelve trillion, two hundred two billion, one hundred twenty-one million, two hundred ten thousand, eleven".