11212210021201 has 32 divisors (see below), whose sum is σ = 13711761665280. Its totient is φ = 8949170774016.

The previous prime is 11212210021183. The next prime is 11212210021211. The reversal of 11212210021201 is 10212001221211.

It is a cyclic number.

It is not a de Polignac number, because 11212210021201 - 2¹³ = 11212210013009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11212210021211) 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, 38211235 + ... + 38503543.

It is an arithmetic number, because the mean of its divisors is an integer number (428492552040).

Almost surely, 2^{11212210021201} is an apocalyptic number.

It is an amenable number.

11212210021201 is a deficient number, since it is larger than the sum of its proper divisors (2499551644079).

11212210021201 is a wasteful number, since it uses less digits than its factorization.

11212210021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295753.

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

Adding to 11212210021201 its reverse (10212001221211), we get a palindrome (21424211242412).

The spelling of 11212210021201 in words is "eleven trillion, two hundred twelve billion, two hundred ten million, twenty-one thousand, two hundred one".