212001122002210 has 16 divisors (see below), whose sum is σ = 401686336425600. Its totient is φ = 80337267284976.

The previous prime is 212001122002199. The next prime is 212001122002211. The reversal of 212001122002210 is 12200221100212.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (212001122002211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557897689290 + ... + 557897689669.

It is an arithmetic number, because the mean of its divisors is an integer number (25105396026600).

Almost surely, 2^{212001122002210} is an apocalyptic number.

212001122002210 is a deficient number, since it is larger than the sum of its proper divisors (189685214423390).

212001122002210 is a wasteful number, since it uses less digits than its factorization.

212001122002210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115795378985.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 212001122002210 its reverse (12200221100212), we get a palindrome (224201343102422).

The spelling of 212001122002210 in words is "two hundred twelve trillion, one billion, one hundred twenty-two million, two thousand, two hundred ten".