130121044 has 24 divisors (see below), whose sum is σ = 245548800. Its totient is φ = 60131520.

The previous prime is 130121023. The next prime is 130121059. The reversal of 130121044 is 440121031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17764 + ... + 23995.

It is an arithmetic number, because the mean of its divisors is an integer number (10231200).

Almost surely, 2^130121044 is an apocalyptic number.

It is an amenable number.

130121044 is a deficient number, since it is larger than the sum of its proper divisors (115427756).

130121044 is a wasteful number, since it uses less digits than its factorization.

130121044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41823 (or 41821 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 130121044 is about 11407.0611465004. The cubic root of 130121044 is about 506.7368798894.

Adding to 130121044 its reverse (440121031), we get a palindrome (570242075).

The spelling of 130121044 in words is "one hundred thirty million, one hundred twenty-one thousand, forty-four".