22021101222101 has 8 divisors (see below), whose sum is σ = 23187495871680. Its totient is φ = 20855445504768.

The previous prime is 22021101222079. The next prime is 22021101222103. The reversal of 22021101222101 is 10122210112022.

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-22021101222101 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 22021101222101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021101222103) 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, 184671881 + ... + 184791086.

It is an arithmetic number, because the mean of its divisors is an integer number (2898436983960).

Almost surely, 2^{22021101222101} is an apocalyptic number.

It is an amenable number.

22021101222101 is a deficient number, since it is larger than the sum of its proper divisors (1166394649579).

22021101222101 is a wasteful number, since it uses less digits than its factorization.

22021101222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369466123.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22021101222101 its reverse (10122210112022), we get a palindrome (32143311334123).

The spelling of 22021101222101 in words is "twenty-two trillion, twenty-one billion, one hundred one million, two hundred twenty-two thousand, one hundred one".