11121020132320 has 48 divisors (see below), whose sum is σ = 30026754360288. Its totient is φ = 3812921187840.

The previous prime is 11121020132317. The next prime is 11121020132323. The reversal of 11121020132320 is 2323102012111.

It is an interprime number because it is at equal distance from previous prime (11121020132317) and next prime (11121020132323).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121020132323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4964740011 + ... + 4964742250.

It is an arithmetic number, because the mean of its divisors is an integer number (625557382506).

Almost surely, 2^{11121020132320} is an apocalyptic number.

11121020132320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11121020132320 is an abundant number, since it is smaller than the sum of its proper divisors (18905734227968).

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

11121020132320 is an equidigital number, since it uses as much as digits as its factorization.

11121020132320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9929482283 (or 9929482275 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11121020132320 its reverse (2323102012111), we get a palindrome (13444122144431).

The spelling of 11121020132320 in words is "eleven trillion, one hundred twenty-one billion, twenty million, one hundred thirty-two thousand, three hundred twenty".