210011121202010 has 8 divisors (see below), whose sum is σ = 378020018163636. Its totient is φ = 84004448480800.

The previous prime is 210011121201997. The next prime is 210011121202061. The reversal of 210011121202010 is 10202121110012.

It can be written as a sum of positive squares in 2 ways, for example, as 209895392646289 + 115728555721 = 14487767^2 + 340189^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10500556060091 + ... + 10500556060110.

Almost surely, 2^{210011121202010} is an apocalyptic number.

210011121202010 is a deficient number, since it is larger than the sum of its proper divisors (168008896961626).

210011121202010 is a wasteful number, since it uses less digits than its factorization.

210011121202010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21001112120208.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 210011121202010 its reverse (10202121110012), we get a palindrome (220213242312022).

The spelling of 210011121202010 in words is "two hundred ten trillion, eleven billion, one hundred twenty-one million, two hundred two thousand, ten".