11121042330 has 48 divisors (see below), whose sum is σ = 29201018184. Its totient is φ = 2936246400.

The previous prime is 11121042301. The next prime is 11121042341. The reversal of 11121042330 is 3324012111.

11121042330 is a `hidden beast` number, since 1 + 1 + 1 + 210 + 423 + 30 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10945135161 + 175907169 = 104619^2 + 13263^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 602629 + ... + 620808.

Almost surely, 2^11121042330 is an apocalyptic number.

11121042330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121042330 is an abundant number, since it is smaller than the sum of its proper divisors (18079975854).

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

11121042330 is a wasteful number, since it uses less digits than its factorization.

11121042330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223551 (or 1223548 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11121042330 its reverse (3324012111), we get a palindrome (14445054441).

The spelling of 11121042330 in words is "eleven billion, one hundred twenty-one million, forty-two thousand, three hundred thirty".