22121120222101 has 8 divisors (see below), whose sum is σ = 22131880646400. Its totient is φ = 22110361085472.

The previous prime is 22121120222099. The next prime is 22121120222129. The reversal of 22121120222101 is 10122202112122.

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

It is a cyclic number.

It is not a de Polignac number, because 22121120222101 - 2¹ = 22121120222099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121120222801) 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, 34983126 + ... + 35609848.

It is an arithmetic number, because the mean of its divisors is an integer number (2766485080800).

Almost surely, 2^{22121120222101} is an apocalyptic number.

It is an amenable number.

22121120222101 is a deficient number, since it is larger than the sum of its proper divisors (10760424299).

22121120222101 is a wasteful number, since it uses less digits than its factorization.

22121120222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643835.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22121120222101 its reverse (10122202112122), we get a palindrome (32243322334223).

The spelling of 22121120222101 in words is "twenty-two trillion, one hundred twenty-one billion, one hundred twenty million, two hundred twenty-two thousand, one hundred one".