212011110010010 has 32 divisors (see below), whose sum is σ = 382350923447760. Its totient is φ = 84642063106048.

The previous prime is 212011110009973. The next prime is 212011110010013. The reversal of 212011110010010 is 10010011110212.

It can be written as a sum of positive squares in 8 ways, for example, as 117608841147121 + 94402268862889 = 10844761^2 + 9716083^2 .

It is a junction number, because it is equal to n+sod(n) for n = 212011110009973 and 212011110010000.

It is not an unprimeable number, because it can be changed into a prime (212011110010013) by changing a digit.

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, 33216074 + ... + 39081066.

Almost surely, 2^{212011110010010} is an apocalyptic number.

212011110010010 is a deficient number, since it is larger than the sum of its proper divisors (170339813437750).

212011110010010 is a wasteful number, since it uses less digits than its factorization.

212011110010010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5871922.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 212011110010010 its reverse (10010011110212), we get a palindrome (222021121120222).

The spelling of 212011110010010 in words is "two hundred twelve trillion, eleven billion, one hundred ten million, ten thousand, ten".