212011201102210 has 32 divisors (see below), whose sum is σ = 394781638460400. Its totient is φ = 81879739898880.

The previous prime is 212011201102187. The next prime is 212011201102219. The reversal of 212011201102210 is 12201102110212.

It can be written as a sum of positive squares in 8 ways, for example, as 153556781590809 + 58454419511401 = 12391803^2 + 7645549^2 .

It is not an unprimeable number, because it can be changed into a prime (212011201102219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53754870 + ... + 57563950.

Almost surely, 2^{212011201102210} is an apocalyptic number.

212011201102210 is a deficient number, since it is larger than the sum of its proper divisors (182770437358190).

212011201102210 is a wasteful number, since it uses less digits than its factorization.

212011201102210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4001046.

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

Adding to 212011201102210 its reverse (12201102110212), we get a palindrome (224212303212422).

The spelling of 212011201102210 in words is "two hundred twelve trillion, eleven billion, two hundred one million, one hundred two thousand, two hundred ten".