11112021210201 has 16 divisors (see below), whose sum is σ = 15216592476864. Its totient is φ = 7207735489344.

The previous prime is 11112021210187. The next prime is 11112021210217. The reversal of 11112021210201 is 10201212021111.

It is a happy number.

It is not a de Polignac number, because 11112021210201 - 2²⁶ = 11111954101337 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11112021260201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14997670 + ... + 15721136.

It is an arithmetic number, because the mean of its divisors is an integer number (951037029804).

Almost surely, 2^{11112021210201} is an apocalyptic number.

It is an amenable number.

11112021210201 is a deficient number, since it is larger than the sum of its proper divisors (4104571266663).

11112021210201 is a wasteful number, since it uses less digits than its factorization.

11112021210201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861880.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11112021210201 its reverse (10201212021111), we get a palindrome (21313233231312).

The spelling of 11112021210201 in words is "eleven trillion, one hundred twelve billion, twenty-one million, two hundred ten thousand, two hundred one".