1130320233021 has 16 divisors (see below), whose sum is σ = 1762448382464. Its totient is φ = 630876408624.

The previous prime is 1130320233017. The next prime is 1130320233047. The reversal of 1130320233021 is 1203320230311.

It is not a de Polignac number, because 1130320233021 - 2² = 1130320233017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130320213021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 625868551 + ... + 625870356.

It is an arithmetic number, because the mean of its divisors is an integer number (110153023904).

Almost surely, 2^{1130320233021} is an apocalyptic number.

It is an amenable number.

1130320233021 is a deficient number, since it is larger than the sum of its proper divisors (632128149443).

1130320233021 is a wasteful number, since it uses less digits than its factorization.

1130320233021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251738960.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1130320233021 its reverse (1203320230311), we get a palindrome (2333640463332).

The spelling of 1130320233021 in words is "one trillion, one hundred thirty billion, three hundred twenty million, two hundred thirty-three thousand, twenty-one".