211212010010 has 16 divisors (see below), whose sum is σ = 396711254016. Its totient is φ = 80811551568.

The previous prime is 211212009989. The next prime is 211212010027. The reversal of 211212010010 is 10010212112.

It is a super-2 number, since 2×211212010010² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211212009973 and 211212010000.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 459156314 + ... + 459156773.

It is an arithmetic number, because the mean of its divisors is an integer number (24794453376).

Almost surely, 2^211212010010 is an apocalyptic number.

211212010010 is a deficient number, since it is larger than the sum of its proper divisors (185499244006).

211212010010 is a wasteful number, since it uses less digits than its factorization.

211212010010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918313117.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 211212010010 its reverse (10010212112), we get a palindrome (221222222122).

The spelling of 211212010010 in words is "two hundred eleven billion, two hundred twelve million, ten thousand, ten".