130042212 has 12 divisors (see below), whose sum is σ = 303431856. Its totient is φ = 43347400.

The previous prime is 130042169. The next prime is 130042267. The reversal of 130042212 is 212240031.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 130042191 and 130042200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5418414 + ... + 5418437.

It is an arithmetic number, because the mean of its divisors is an integer number (25285988).

Almost surely, 2^130042212 is an apocalyptic number.

130042212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

130042212 is an abundant number, since it is smaller than the sum of its proper divisors (173389644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130042212 is a wasteful number, since it uses less digits than its factorization.

130042212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10836858 (or 10836856 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 130042212 is about 11403.6052194032. The cubic root of 130042212 is about 506.6345260852.

Adding to 130042212 its reverse (212240031), we get a palindrome (342282243).

The spelling of 130042212 in words is "one hundred thirty million, forty-two thousand, two hundred twelve".