20000212222201 has 4 divisors (see below), whose sum is σ = 20253379465600. Its totient is φ = 19747044978804.

The previous prime is 20000212222163. The next prime is 20000212222213. The reversal of 20000212222201 is 10222221200002.

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 not a de Polignac number, because 20000212222201 - 2¹⁹ = 20000211697913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20000212222301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126583621581 + ... + 126583621738.

It is an arithmetic number, because the mean of its divisors is an integer number (5063344866400).

Almost surely, 2^{20000212222201} is an apocalyptic number.

It is an amenable number.

20000212222201 is a deficient number, since it is larger than the sum of its proper divisors (253167243399).

20000212222201 is an equidigital number, since it uses as much as digits as its factorization.

20000212222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253167243398.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20000212222201 its reverse (10222221200002), we get a palindrome (30222433422203).

The spelling of 20000212222201 in words is "twenty trillion, two hundred twelve million, two hundred twenty-two thousand, two hundred one".