1130043200021 has 16 divisors (see below), whose sum is σ = 1220863667760. Its totient is φ = 1042063687680.

The previous prime is 1130043199993. The next prime is 1130043200047. The reversal of 1130043200021 is 1200023400311.

It can be written as a sum of positive squares in 8 ways, for example, as 11747524996 + 1118295675025 = 108386^2 + 1057495^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130043200021 - 2²⁶ = 1129976091157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130043200821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1853576 + ... + 2386593.

It is an arithmetic number, because the mean of its divisors is an integer number (76303979235).

Almost surely, 2^{1130043200021} is an apocalyptic number.

It is an amenable number.

1130043200021 is a deficient number, since it is larger than the sum of its proper divisors (90820467739).

1130043200021 is a wasteful number, since it uses less digits than its factorization.

1130043200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4240504.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1130043200021 its reverse (1200023400311), we get a palindrome (2330066600332).

The spelling of 1130043200021 in words is "one trillion, one hundred thirty billion, forty-three million, two hundred thousand, twenty-one".