11522255206 has 64 divisors (see below), whose sum is σ = 22867536384. Its totient is φ = 4215513600.

The previous prime is 11522255203. The next prime is 11522255219. The reversal of 11522255206 is 60255222511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11522255203) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1202125 + ... + 1211671.

It is an arithmetic number, because the mean of its divisors is an integer number (357305256).

Almost surely, 2^11522255206 is an apocalyptic number.

11522255206 is a deficient number, since it is larger than the sum of its proper divisors (11345281178).

11522255206 is a wasteful number, since it uses less digits than its factorization.

11522255206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10045.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 11522255206 its reverse (60255222511), we get a palindrome (71777477717).

The spelling of 11522255206 in words is "eleven billion, five hundred twenty-two million, two hundred fifty-five thousand, two hundred six".