212100010201210 has 8 divisors (see below), whose sum is σ = 381780018362196. Its totient is φ = 84840004080480.

The previous prime is 212100010201091. The next prime is 212100010201223. The reversal of 212100010201210 is 12102010001212.

It can be written as a sum of positive squares in 2 ways, for example, as 200399499000009 + 11700511201201 = 14156253^2 + 3420601^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10605000510051 + ... + 10605000510070.

Almost surely, 2^{212100010201210} is an apocalyptic number.

212100010201210 is a deficient number, since it is larger than the sum of its proper divisors (169680008160986).

212100010201210 is a wasteful number, since it uses less digits than its factorization.

212100010201210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21210001020128.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212100010201210 its reverse (12102010001212), we get a palindrome (224202020202422).

The spelling of 212100010201210 in words is "two hundred twelve trillion, one hundred billion, ten million, two hundred one thousand, two hundred ten".