200012221211210 has 32 divisors (see below), whose sum is σ = 390497317982352. Its totient is φ = 73462164459520.

The previous prime is 200012221211171. The next prime is 200012221211213. The reversal of 200012221211210 is 12112122210002.

It can be written as a sum of positive squares in 8 ways, for example, as 30754489022929 + 169257732188281 = 5545673^2 + 13009909^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (200012221211213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14348072027 + ... + 14348085966.

Almost surely, 2^{200012221211210} is an apocalyptic number.

200012221211210 is a deficient number, since it is larger than the sum of its proper divisors (190485096771142).

200012221211210 is a wasteful number, since it uses less digits than its factorization.

200012221211210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28696158058.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 200012221211210 its reverse (12112122210002), we get a palindrome (212124343421212).

The spelling of 200012221211210 in words is "two hundred trillion, twelve billion, two hundred twenty-one million, two hundred eleven thousand, two hundred ten".