200122121011210 has 32 divisors (see below), whose sum is σ = 374699982056400. Its totient is φ = 76861534740480.

The previous prime is 200122121011193. The next prime is 200122121011213. The reversal of 200122121011210 is 12110121221002.

It can be written as a sum of positive squares in 8 ways, for example, as 73096395427449 + 127025725583761 = 8549643^2 + 11270569^2 .

It is not an unprimeable number, because it can be changed into a prime (200122121011213) 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, 1906235575 + ... + 1906340554.

Almost surely, 2^{200122121011210} is an apocalyptic number.

200122121011210 is a deficient number, since it is larger than the sum of its proper divisors (174577861045190).

200122121011210 is a wasteful number, since it uses less digits than its factorization.

200122121011210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3812576346.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 200122121011210 its reverse (12110121221002), we get a palindrome (212232242232212).

The spelling of 200122121011210 in words is "two hundred trillion, one hundred twenty-two billion, one hundred twenty-one million, eleven thousand, two hundred ten".