22010322221201 has 8 divisors (see below), whose sum is σ = 22205526108360. Its totient is φ = 21815125742592.

The previous prime is 22010322221191. The next prime is 22010322221243. The reversal of 22010322221201 is 10212222301022.

It can be written as a sum of positive squares in 4 ways, for example, as 540814630801 + 21469507590400 = 735401^2 + 4633520^2 .

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-22010322221201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22010328221201) 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, 4203485 + ... + 7854293.

It is an arithmetic number, because the mean of its divisors is an integer number (2775690763545).

Almost surely, 2^{22010322221201} is an apocalyptic number.

It is an amenable number.

22010322221201 is a deficient number, since it is larger than the sum of its proper divisors (195203887159).

22010322221201 is a wasteful number, since it uses less digits than its factorization.

22010322221201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3704275.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22010322221201 its reverse (10212222301022), we get a palindrome (32222544522223).

The spelling of 22010322221201 in words is "twenty-two trillion, ten billion, three hundred twenty-two million, two hundred twenty-one thousand, two hundred one".