11130401320 has 64 divisors (see below), whose sum is σ = 25304400000. Its totient is φ = 4405986048.

The previous prime is 11130401299. The next prime is 11130401329. The reversal of 11130401320 is 2310403111.

It is a junction number, because it is equal to n+sod(n) for n = 11130401294 and 11130401303.

It is not an unprimeable number, because it can be changed into a prime (11130401329) 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, 1683381 + ... + 1689979.

It is an arithmetic number, because the mean of its divisors is an integer number (395381250).

Almost surely, 2^11130401320 is an apocalyptic number.

11130401320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11130401320 is an abundant number, since it is smaller than the sum of its proper divisors (14173998680).

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

11130401320 is a wasteful number, since it uses less digits than its factorization.

11130401320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7042 (or 7038 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11130401320 its reverse (2310403111), we get a palindrome (13440804431).

The spelling of 11130401320 in words is "eleven billion, one hundred thirty million, four hundred one thousand, three hundred twenty".