130044530421 has 24 divisors (see below), whose sum is σ = 203502848640. Its totient is φ = 79548185376.

The previous prime is 130044530417. The next prime is 130044530423. The reversal of 130044530421 is 124035440031.

It is a happy number.

It is not a de Polignac number, because 130044530421 - 2² = 130044530417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130044530423) 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 23 ways as a sum of consecutive naturals, for example, 3308281 + ... + 3347358.

It is an arithmetic number, because the mean of its divisors is an integer number (8479285360).

Almost surely, 2^130044530421 is an apocalyptic number.

It is an amenable number.

130044530421 is a deficient number, since it is larger than the sum of its proper divisors (73458318219).

130044530421 is a wasteful number, since it uses less digits than its factorization.

130044530421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6655825 (or 6655822 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 130044530421 its reverse (124035440031), we get a palindrome (254079970452).

The spelling of 130044530421 in words is "one hundred thirty billion, forty-four million, five hundred thirty thousand, four hundred twenty-one".