11130340231220 has 48 divisors (see below), whose sum is σ = 27874243369728. Its totient is φ = 3650198534400.

The previous prime is 11130340231207. The next prime is 11130340231249. The reversal of 11130340231220 is 2213204303111.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1728310481 + ... + 1728316920.

It is an arithmetic number, because the mean of its divisors is an integer number (580713403536).

Almost surely, 2^{11130340231220} is an apocalyptic number.

11130340231220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11130340231220 is an abundant number, since it is smaller than the sum of its proper divisors (16743903138508).

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

11130340231220 is a wasteful number, since it uses less digits than its factorization.

11130340231220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3456627440 (or 3456627438 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 11130340231220 its reverse (2213204303111), we get a palindrome (13343544534331).

The spelling of 11130340231220 in words is "eleven trillion, one hundred thirty billion, three hundred forty million, two hundred thirty-one thousand, two hundred twenty".