11221226035898 has 16 divisors (see below), whose sum is σ = 16840763904744. Its totient is φ = 5607638722560.

The previous prime is 11221226035897. The next prime is 11221226035909. The reversal of 11221226035898 is 89853062212211.

It can be written as a sum of positive squares in 4 ways, for example, as 9321523415689 + 1899702620209 = 3053117^2 + 1378297^2 .

It is not an unprimeable number, because it can be changed into a prime (11221226035897) 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, 35109938 + ... + 35428098.

Almost surely, 2^{11221226035898} is an apocalyptic number.

11221226035898 is a deficient number, since it is larger than the sum of its proper divisors (5619537868846).

11221226035898 is a wasteful number, since it uses less digits than its factorization.

11221226035898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327457.

The product of its (nonzero) digits is 829440, while the sum is 50.

The spelling of 11221226035898 in words is "eleven trillion, two hundred twenty-one billion, two hundred twenty-six million, thirty-five thousand, eight hundred ninety-eight".