22142221203301 has 4 divisors (see below), whose sum is σ = 22505208436204. Its totient is φ = 21779233970400.

The previous prime is 22142221203293. The next prime is 22142221203313. The reversal of 22142221203301 is 10330212224122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2516887060900 + 19625334142401 = 1586470^2 + 4430049^2 .

It is a cyclic number.

It is not a de Polignac number, because 22142221203301 - 2³ = 22142221203293 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 (22142221203341) 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 3 ways as a sum of consecutive naturals, for example, 181493616360 + ... + 181493616481.

It is an arithmetic number, because the mean of its divisors is an integer number (5626302109051).

Almost surely, 2^{22142221203301} is an apocalyptic number.

It is an amenable number.

22142221203301 is a deficient number, since it is larger than the sum of its proper divisors (362987232903).

22142221203301 is an equidigital number, since it uses as much as digits as its factorization.

22142221203301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362987232902.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 22142221203301 its reverse (10330212224122), we get a palindrome (32472433427423).

The spelling of 22142221203301 in words is "twenty-two trillion, one hundred forty-two billion, two hundred twenty-one million, two hundred three thousand, three hundred one".