11221320312201 has 32 divisors (see below), whose sum is σ = 15220869454080. Its totient is φ = 7352610048000.

The previous prime is 11221320312187. The next prime is 11221320312203. The reversal of 11221320312201 is 10221302312211.

11221320312201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11221320312201 - 2³⁴ = 11204140443017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11221320312203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28933911 + ... + 29319171.

It is an arithmetic number, because the mean of its divisors is an integer number (475652170440).

Almost surely, 2^{11221320312201} is an apocalyptic number.

It is an amenable number.

11221320312201 is a deficient number, since it is larger than the sum of its proper divisors (3999549141879).

11221320312201 is a wasteful number, since it uses less digits than its factorization.

11221320312201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386097.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11221320312201 its reverse (10221302312211), we get a palindrome (21442622624412).

The spelling of 11221320312201 in words is "eleven trillion, two hundred twenty-one billion, three hundred twenty million, three hundred twelve thousand, two hundred one".