11152220013132 has 96 divisors (see below), whose sum is σ = 28721543493888. Its totient is φ = 3339813600000.

The previous prime is 11152220013127. The next prime is 11152220013217. The reversal of 11152220013132 is 23131002225111.

It is a super-2 number, since 2×11152220013132² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6439507 + ... + 7985717.

It is an arithmetic number, because the mean of its divisors is an integer number (299182744728).

Almost surely, 2^{11152220013132} is an apocalyptic number.

11152220013132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11152220013132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14360771746944).

11152220013132 is an abundant number, since it is smaller than the sum of its proper divisors (17569323480756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11152220013132 is a wasteful number, since it uses less digits than its factorization.

11152220013132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1546871 (or 1546869 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 11152220013132 its reverse (23131002225111), we get a palindrome (34283222238243).

The spelling of 11152220013132 in words is "eleven trillion, one hundred fifty-two billion, two hundred twenty million, thirteen thousand, one hundred thirty-two".