1130320233020 has 192 divisors, whose sum is σ = 2786064906240. Its totient is φ = 380789913600.

The previous prime is 1130320233017. The next prime is 1130320233047. The reversal of 1130320233020 is 203320230311.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1130320232983 and 1130320233001.

It is a congruent number.

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, 463055000 + ... + 463057440.

It is an arithmetic number, because the mean of its divisors is an integer number (14510754720).

Almost surely, 2^{1130320233020} is an apocalyptic number.

1130320233020 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 1130320233020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1393032453120).

1130320233020 is an abundant number, since it is smaller than the sum of its proper divisors (1655744673220).

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

1130320233020 is a wasteful number, since it uses less digits than its factorization.

1130320233020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4884 (or 4882 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 1130320233020 its reverse (203320230311), we get a palindrome (1333640463331).

The spelling of 1130320233020 in words is "one trillion, one hundred thirty billion, three hundred twenty million, two hundred thirty-three thousand, twenty".