1133443103220 has 144 divisors (see below), whose sum is σ = 3500364787920. Its totient is φ = 296827711488.

The previous prime is 1133443103213. The next prime is 1133443103239. The reversal of 1133443103220 is 223013443311.

It is a happy number.

1133443103220 is a `hidden beast` number, since 1 + 1 + 3 + 3 + 4 + 431 + 0 + 3 + 220 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 111637510884 + 1021805592336 = 334122^2 + 1010844^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1961442 + ... + 2472678.

It is an arithmetic number, because the mean of its divisors is an integer number (24308088805).

Almost surely, 2^{1133443103220} is an apocalyptic number.

1133443103220 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 1133443103220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1750182393960).

1133443103220 is an abundant number, since it is smaller than the sum of its proper divisors (2366921684700).

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

1133443103220 is a wasteful number, since it uses less digits than its factorization.

1133443103220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511474 (or 511469 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1133443103220 its reverse (223013443311), we get a palindrome (1356456546531).

The spelling of 1133443103220 in words is "one trillion, one hundred thirty-three billion, four hundred forty-three million, one hundred three thousand, two hundred twenty".