1130220241421 has 4 divisors (see below), whose sum is σ = 1196703785052. Its totient is φ = 1063736697792.

The previous prime is 1130220241399. The next prime is 1130220241441. The reversal of 1130220241421 is 1241420220311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 744406584100 + 385813657321 = 862790^2 + 621139^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130220241421 - 2⁶ = 1130220241357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130220241441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33241771790 + ... + 33241771823.

It is an arithmetic number, because the mean of its divisors is an integer number (299175946263).

Almost surely, 2^{1130220241421} is an apocalyptic number.

It is an amenable number.

1130220241421 is a deficient number, since it is larger than the sum of its proper divisors (66483543631).

1130220241421 is an equidigital number, since it uses as much as digits as its factorization.

1130220241421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66483543630.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1130220241421 its reverse (1241420220311), we get a palindrome (2371640461732).

The spelling of 1130220241421 in words is "one trillion, one hundred thirty billion, two hundred twenty million, two hundred forty-one thousand, four hundred twenty-one".