11261530222 has 16 divisors (see below), whose sum is σ = 17412952320. Its totient is φ = 5459452408.

The previous prime is 11261530129. The next prime is 11261530237. The reversal of 11261530222 is 22203516211.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 549772 + ... + 569887.

It is an arithmetic number, because the mean of its divisors is an integer number (1088309520).

Almost surely, 2^11261530222 is an apocalyptic number.

11261530222 is a deficient number, since it is larger than the sum of its proper divisors (6151422098).

11261530222 is a wasteful number, since it uses less digits than its factorization.

11261530222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119815.

The product of its (nonzero) digits is 1440, while the sum is 25.

The spelling of 11261530222 in words is "eleven billion, two hundred sixty-one million, five hundred thirty thousand, two hundred twenty-two".