211110022010212 has 24 divisors (see below), whose sum is σ = 421264795053816. Its totient is φ = 91703900963328.

The previous prime is 211110022010149. The next prime is 211110022010213. The reversal of 211110022010212 is 212010220011112.

It can be written as a sum of positive squares in 4 ways, for example, as 5173286564196 + 205936735446016 = 2274486^2 + 14350496^2 .

It is not an unprimeable number, because it can be changed into a prime (211110022010213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119406120163 + ... + 119406121930.

It is an arithmetic number, because the mean of its divisors is an integer number (17552699793909).

Almost surely, 2^{211110022010212} is an apocalyptic number.

It is an amenable number.

211110022010212 is a deficient number, since it is larger than the sum of its proper divisors (210154773043604).

211110022010212 is a wasteful number, since it uses less digits than its factorization.

211110022010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238812242127 (or 238812242125 counting only the distinct ones).

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

Adding to 211110022010212 its reverse (212010220011112), we get a palindrome (423120242021324).

The spelling of 211110022010212 in words is "two hundred eleven trillion, one hundred ten billion, twenty-two million, ten thousand, two hundred twelve".