212102021000210 has 32 divisors (see below), whose sum is σ = 417671103186432. Its totient is φ = 76909514682880.

The previous prime is 212102021000209. The next prime is 212102021000269. The reversal of 212102021000210 is 12000120201212.

It is a super-3 number, since 3×212102021000210³ (a number of 44 digits) contains 333 as substring.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 2731122914 + ... + 2731200573.

It is an arithmetic number, because the mean of its divisors is an integer number (13052221974576).

Almost surely, 2^{212102021000210} is an apocalyptic number.

212102021000210 is a deficient number, since it is larger than the sum of its proper divisors (205569082186222).

212102021000210 is a wasteful number, since it uses less digits than its factorization.

212102021000210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5462323858.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 212102021000210 its reverse (12000120201212), we get a palindrome (224102141201422).

The spelling of 212102021000210 in words is "two hundred twelve trillion, one hundred two billion, twenty-one million, two hundred ten", and thus it is an aban number.