11221101120201 has 64 divisors (see below), whose sum is σ = 17273385271296. Its totient is φ = 6347026713600.

The previous prime is 11221101120197. The next prime is 11221101120289. The reversal of 11221101120201 is 10202110112211.

It is a happy number.

It is not a de Polignac number, because 11221101120201 - 2² = 11221101120197 is a prime.

It is a super-2 number, since 2×11221101120201² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11221101110201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 613601680 + ... + 613619966.

It is an arithmetic number, because the mean of its divisors is an integer number (269896644864).

Almost surely, 2^{11221101120201} is an apocalyptic number.

It is an amenable number.

11221101120201 is a deficient number, since it is larger than the sum of its proper divisors (6052284151095).

11221101120201 is a wasteful number, since it uses less digits than its factorization.

11221101120201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19262.

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

Adding to 11221101120201 its reverse (10202110112211), we get a palindrome (21423211232412).

The spelling of 11221101120201 in words is "eleven trillion, two hundred twenty-one billion, one hundred one million, one hundred twenty thousand, two hundred one".