20012200220201 has 4 divisors (see below), whose sum is σ = 22871085965952. Its totient is φ = 17153314474452.

The previous prime is 20012200220197. The next prime is 20012200220231. The reversal of 20012200220201 is 10202200221002.

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 20012200220201 - 2² = 20012200220197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20012200220231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1429442872865 + ... + 1429442872878.

It is an arithmetic number, because the mean of its divisors is an integer number (5717771491488).

Almost surely, 2^{20012200220201} is an apocalyptic number.

It is an amenable number.

20012200220201 is a deficient number, since it is larger than the sum of its proper divisors (2858885745751).

20012200220201 is an equidigital number, since it uses as much as digits as its factorization.

20012200220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858885745750.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20012200220201 its reverse (10202200221002), we get a palindrome (30214400441203).

The spelling of 20012200220201 in words is "twenty trillion, twelve billion, two hundred million, two hundred twenty thousand, two hundred one".