22110121211201 has 8 divisors (see below), whose sum is σ = 22486603813440. Its totient is φ = 21733696435248.

The previous prime is 22110121211161. The next prime is 22110121211209. The reversal of 22110121211201 is 10211212101122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22110121211201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22110121211201.

It is not an unprimeable number, because it can be changed into a prime (22110121211209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13685006 + ... + 15215111.

It is an arithmetic number, because the mean of its divisors is an integer number (2810825476680).

Almost surely, 2^{22110121211201} is an apocalyptic number.

It is an amenable number.

22110121211201 is a deficient number, since it is larger than the sum of its proper divisors (376482602239).

22110121211201 is a wasteful number, since it uses less digits than its factorization.

22110121211201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28913143.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 22110121211201 its reverse (10211212101122), we get a palindrome (32321333312323).

The spelling of 22110121211201 in words is "twenty-two trillion, one hundred ten billion, one hundred twenty-one million, two hundred eleven thousand, two hundred one".