11102211025 has 6 divisors (see below), whose sum is σ = 13766741702. Its totient is φ = 8881768800.

The previous prime is 11102211011. The next prime is 11102211031. The reversal of 11102211025 is 52011220111.

It can be written as a sum of positive squares in 3 ways, for example, as 1597520961 + 9504690064 = 39969^2 + 97492^2 .

It is not a de Polignac number, because 11102211025 - 2¹¹ = 11102208977 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222044196 + ... + 222044245.

Almost surely, 2^11102211025 is an apocalyptic number.

It is an amenable number.

11102211025 is a deficient number, since it is larger than the sum of its proper divisors (2664530677).

11102211025 is an equidigital number, since it uses as much as digits as its factorization.

11102211025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444088451 (or 444088446 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 16.

Adding to 11102211025 its reverse (52011220111), we get a palindrome (63113431136).

The spelling of 11102211025 in words is "eleven billion, one hundred two million, two hundred eleven thousand, twenty-five".