20012200200011 has 4 divisors (see below), whose sum is σ = 20014489672224. Its totient is φ = 20009910727800.

The previous prime is 20012200199909. The next prime is 20012200200017. The reversal of 20012200200011 is 11000200221002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20012200200011 - 2⁴² = 15614153688907 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20012200199965 and 20012200200001.

It is not an unprimeable number, because it can be changed into a prime (20012200200017) 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, 1144722995 + ... + 1144740476.

It is an arithmetic number, because the mean of its divisors is an integer number (5003622418056).

Almost surely, 2^{20012200200011} is an apocalyptic number.

20012200200011 is a deficient number, since it is larger than the sum of its proper divisors (2289472213).

20012200200011 is an equidigital number, since it uses as much as digits as its factorization.

20012200200011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2289472212.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20012200200011 its reverse (11000200221002), we get a palindrome (31012400421013).

The spelling of 20012200200011 in words is "twenty trillion, twelve billion, two hundred million, two hundred thousand, eleven".