11522123530 has 16 divisors (see below), whose sum is σ = 21031933824. Its totient is φ = 4543935760.

The previous prime is 11522123527. The next prime is 11522123551. The reversal of 11522123530 is 3532122511.

11522123530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11522123495 and 11522123504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8113462 + ... + 8114881.

It is an arithmetic number, because the mean of its divisors is an integer number (1314495864).

Almost surely, 2^11522123530 is an apocalyptic number.

11522123530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11522123530 is a deficient number, since it is larger than the sum of its proper divisors (9509810294).

11522123530 is a wasteful number, since it uses less digits than its factorization.

11522123530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16228421.

The product of its (nonzero) digits is 1800, while the sum is 25.

The spelling of 11522123530 in words is "eleven billion, five hundred twenty-two million, one hundred twenty-three thousand, five hundred thirty".