11212021000210 has 16 divisors (see below), whose sum is σ = 20458098593496. Its totient is φ = 4423372668288.

The previous prime is 11212021000199. The next prime is 11212021000217. The reversal of 11212021000210 is 1200012021211.

It can be written as a sum of positive squares in 4 ways, for example, as 10276326560241 + 935694439969 = 3205671^2 + 967313^2 .

It is not an unprimeable number, because it can be changed into a prime (11212021000217) 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, 7679465709 + ... + 7679467168.

Almost surely, 2^{11212021000210} is an apocalyptic number.

11212021000210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11212021000210 is a deficient number, since it is larger than the sum of its proper divisors (9246077593286).

11212021000210 is a wasteful number, since it uses less digits than its factorization.

11212021000210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15358932957.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11212021000210 its reverse (1200012021211), we get a palindrome (12412033021421).

The spelling of 11212021000210 in words is "eleven trillion, two hundred twelve billion, twenty-one million, two hundred ten", and thus it is an aban number.