130220423134 has 4 divisors (see below), whose sum is σ = 195330634704. Its totient is φ = 65110211566.

The previous prime is 130220423131. The next prime is 130220423161. The reversal of 130220423134 is 431324022031.

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

It is a junction number, because it is equal to n+sod(n) for n = 130220423099 and 130220423108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130220423131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32555105782 + ... + 32555105785.

It is an arithmetic number, because the mean of its divisors is an integer number (48832658676).

Almost surely, 2^130220423134 is an apocalyptic number.

130220423134 is a deficient number, since it is larger than the sum of its proper divisors (65110211570).

130220423134 is an equidigital number, since it uses as much as digits as its factorization.

130220423134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65110211569.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 130220423134 its reverse (431324022031), we get a palindrome (561544445165).

The spelling of 130220423134 in words is "one hundred thirty billion, two hundred twenty million, four hundred twenty-three thousand, one hundred thirty-four".