11130320020000 has 240 divisors, whose sum is σ = 28808306509752. Its totient is φ = 4226135040000.

The previous prime is 11130320019943. The next prime is 11130320020051. The reversal of 11130320020000 is 2002303111.

It can be written as a sum of positive squares in 20 ways, for example, as 6816673487376 + 4313646532624 = 2610876^2 + 2076932^2 .

It is a super-2 number, since 2×11130320020000² (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 39 ways as a sum of consecutive naturals, for example, 30156574 + ... + 30523426.

Almost surely, 2^{11130320020000} is an apocalyptic number.

11130320020000 is a gapful number since it is divisible by the number (10) 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 11130320020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14404153254876).

11130320020000 is an abundant number, since it is smaller than the sum of its proper divisors (17677986489752).

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

11130320020000 is an equidigital number, since it uses as much as digits as its factorization.

11130320020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366961 (or 366938 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 11130320020000 its reverse (2002303111), we get a palindrome (11132322323111).

It can be divided in two parts, 111303200 and 20000, that multiplied together give a square (2226064000000 = 1492000²).

The spelling of 11130320020000 in words is "eleven trillion, one hundred thirty billion, three hundred twenty million, twenty thousand".