1133320001220 has 384 divisors, whose sum is σ = 3928684032000. Its totient is φ = 268909009920.

The previous prime is 1133320001207. The next prime is 1133320001237. The reversal of 1133320001220 is 221000233311.

1133320001220 is a `hidden beast` number, since 11 + 333 + 200 + 0 + 122 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1133320001193 and 1133320001202.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 81650241 + ... + 81664119.

It is an arithmetic number, because the mean of its divisors is an integer number (10230948000).

Almost surely, 2^{1133320001220} is an apocalyptic number.

1133320001220 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 1133320001220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1964342016000).

1133320001220 is an abundant number, since it is smaller than the sum of its proper divisors (2795364030780).

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

1133320001220 is a wasteful number, since it uses less digits than its factorization.

1133320001220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14200 (or 14192 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1133320001220 its reverse (221000233311), we get a palindrome (1354320234531).

The spelling of 1133320001220 in words is "one trillion, one hundred thirty-three billion, three hundred twenty million, one thousand, two hundred twenty".