130434616221 has 16 divisors (see below), whose sum is σ = 214046550144. Its totient is φ = 68800676544.

The previous prime is 130434616199. The next prime is 130434616229. The reversal of 130434616221 is 122616434031.

It is a happy number.

It is not a de Polignac number, because 130434616221 - 2⁷ = 130434616093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130434616229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238890966 + ... + 238891511.

It is an arithmetic number, because the mean of its divisors is an integer number (13377909384).

Almost surely, 2^130434616221 is an apocalyptic number.

It is an amenable number.

130434616221 is a deficient number, since it is larger than the sum of its proper divisors (83611933923).

130434616221 is a wasteful number, since it uses less digits than its factorization.

130434616221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477782500.

The product of its (nonzero) digits is 20736, while the sum is 33.

It can be divided in two parts, 13043 and 4616221, that added together give a palindrome (4629264).

The spelling of 130434616221 in words is "one hundred thirty billion, four hundred thirty-four million, six hundred sixteen thousand, two hundred twenty-one".