1140304221330 has 128 divisors (see below), whose sum is σ = 2797351925760. Its totient is φ = 297414205440.

The previous prime is 1140304221313. The next prime is 1140304221341. The reversal of 1140304221330 is 331224030411.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1140304221330.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 472957825 + ... + 472960235.

It is an arithmetic number, because the mean of its divisors is an integer number (21854311920).

Almost surely, 2^{1140304221330} is an apocalyptic number.

1140304221330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1140304221330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1398675962880).

1140304221330 is an abundant number, since it is smaller than the sum of its proper divisors (1657047704430).

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

1140304221330 is a wasteful number, since it uses less digits than its factorization.

1140304221330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4064.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1140304221330 its reverse (331224030411), we get a palindrome (1471528251741).

The spelling of 1140304221330 in words is "one trillion, one hundred forty billion, three hundred four million, two hundred twenty-one thousand, three hundred thirty".