20020222002201 has 4 divisors (see below), whose sum is σ = 26693629336272. Its totient is φ = 13346814668132.

The previous prime is 20020222002103. The next prime is 20020222002203. The reversal of 20020222002201 is 10220022202002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20020222002201 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20020222002203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3336703667031 + ... + 3336703667036.

It is an arithmetic number, because the mean of its divisors is an integer number (6673407334068).

Almost surely, 2^{20020222002201} is an apocalyptic number.

It is an amenable number.

20020222002201 is a deficient number, since it is larger than the sum of its proper divisors (6673407334071).

20020222002201 is an equidigital number, since it uses as much as digits as its factorization.

20020222002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6673407334070.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20020222002201 its reverse (10220022202002), we get a palindrome (30240244204203).

The spelling of 20020222002201 in words is "twenty trillion, twenty billion, two hundred twenty-two million, two thousand, two hundred one".