11522313242 has 32 divisors (see below), whose sum is σ = 19175336064. Its totient is φ = 5148774400.

The previous prime is 11522313217. The next prime is 11522313281. The reversal of 11522313242 is 24231322511.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 540938 + ... + 561834.

It is an arithmetic number, because the mean of its divisors is an integer number (599229252).

Almost surely, 2^11522313242 is an apocalyptic number.

11522313242 is a deficient number, since it is larger than the sum of its proper divisors (7653022822).

11522313242 is a wasteful number, since it uses less digits than its factorization.

11522313242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21334.

The product of its digits is 2880, while the sum is 26.

Adding to 11522313242 its reverse (24231322511), we get a palindrome (35753635753).

The spelling of 11522313242 in words is "eleven billion, five hundred twenty-two million, three hundred thirteen thousand, two hundred forty-two".