12221110101201 has 32 divisors (see below), whose sum is σ = 16361516371200. Its totient is φ = 8114146596864.

The previous prime is 12221110101197. The next prime is 12221110101203. The reversal of 12221110101201 is 10210101112221.

It is a happy number.

It is not a de Polignac number, because 12221110101201 - 2² = 12221110101197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12221110101203) 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 31 ways as a sum of consecutive naturals, for example, 1381068025 + ... + 1381076873.

It is an arithmetic number, because the mean of its divisors is an integer number (511297386600).

Almost surely, 2^{12221110101201} is an apocalyptic number.

It is an amenable number.

12221110101201 is a deficient number, since it is larger than the sum of its proper divisors (4140406269999).

12221110101201 is a wasteful number, since it uses less digits than its factorization.

12221110101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11225.

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

Adding to 12221110101201 its reverse (10210101112221), we get a palindrome (22431211213422).

The spelling of 12221110101201 in words is "twelve trillion, two hundred twenty-one billion, one hundred ten million, one hundred one thousand, two hundred one".