11221112110210 has 16 divisors (see below), whose sum is σ = 20198080539000. Its totient is φ = 4488427346176.

The previous prime is 11221112110151. The next prime is 11221112110217. The reversal of 11221112110210 is 1201121112211.

It can be written as a sum of positive squares in 4 ways, for example, as 10628115086241 + 592997023969 = 3260079^2 + 770063^2 .

It is not an unprimeable number, because it can be changed into a prime (11221112110217) 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, 685866 + ... + 4786714.

Almost surely, 2^{11221112110210} is an apocalyptic number.

11221112110210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11221112110210 is a deficient number, since it is larger than the sum of its proper divisors (8976968428790).

11221112110210 is a wasteful number, since it uses less digits than its factorization.

11221112110210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4374485.

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

Adding to 11221112110210 its reverse (1201121112211), we get a palindrome (12422233222421).

The spelling of 11221112110210 in words is "eleven trillion, two hundred twenty-one billion, one hundred twelve million, one hundred ten thousand, two hundred ten".