1130021223240 has 256 divisors, whose sum is σ = 4185560977920. Its totient is φ = 237669212160.

The previous prime is 1130021223193. The next prime is 1130021223263. The reversal of 1130021223240 is 423221200311.

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 63 ways as a sum of consecutive naturals, for example, 3298420 + ... + 3624860.

It is an arithmetic number, because the mean of its divisors is an integer number (16349847570).

Almost surely, 2^{1130021223240} is an apocalyptic number.

1130021223240 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 1130021223240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2092780488960).

1130021223240 is an abundant number, since it is smaller than the sum of its proper divisors (3055539754680).

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

1130021223240 is a wasteful number, since it uses less digits than its factorization.

1130021223240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326792 (or 326788 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1130021223240 its reverse (423221200311), we get a palindrome (1553242423551).

The spelling of 1130021223240 in words is "one trillion, one hundred thirty billion, twenty-one million, two hundred twenty-three thousand, two hundred forty".