1130303221320 has 384 divisors, whose sum is σ = 4251091299840. Its totient is φ = 238305392640.

The previous prime is 1130303221309. The next prime is 1130303221331. The reversal of 1130303221320 is 231223030311.

It is an interprime number because it is at equal distance from previous prime (1130303221309) and next prime (1130303221331).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 120999850 + ... + 121009190.

It is an arithmetic number, because the mean of its divisors is an integer number (11070550260).

Almost surely, 2^{1130303221320} is an apocalyptic number.

1130303221320 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 1130303221320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2125545649920).

1130303221320 is an abundant number, since it is smaller than the sum of its proper divisors (3120788078520).

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

1130303221320 is a wasteful number, since it uses less digits than its factorization.

1130303221320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10965 (or 10954 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1130303221320 its reverse (231223030311), we get a palindrome (1361526251631).

The spelling of 1130303221320 in words is "one trillion, one hundred thirty billion, three hundred three million, two hundred twenty-one thousand, three hundred twenty".