11522233751213 has 16 divisors (see below), whose sum is σ = 12426413126400. Its totient is φ = 10647911473920.

The previous prime is 11522233751117. The next prime is 11522233751219. The reversal of 11522233751213 is 31215733222511.

It is a cyclic number.

It is not a de Polignac number, because 11522233751213 - 2¹⁸ = 11522233489069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11522233751219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3899948 + ... + 6184986.

It is an arithmetic number, because the mean of its divisors is an integer number (776650820400).

Almost surely, 2^{11522233751213} is an apocalyptic number.

It is an amenable number.

11522233751213 is a deficient number, since it is larger than the sum of its proper divisors (904179375187).

11522233751213 is a wasteful number, since it uses less digits than its factorization.

11522233751213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291572.

The product of its digits is 75600, while the sum is 38.

Adding to 11522233751213 its reverse (31215733222511), we get a palindrome (42737966973724).

The spelling of 11522233751213 in words is "eleven trillion, five hundred twenty-two billion, two hundred thirty-three million, seven hundred fifty-one thousand, two hundred thirteen".