130121104 has 20 divisors (see below), whose sum is σ = 253806300. Its totient is φ = 64622720.

The previous prime is 130121099. The next prime is 130121149. The reversal of 130121104 is 401121031.

It can be written as a sum of positive squares in 2 ways, for example, as 64834704 + 65286400 = 8052^2 + 8080^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24907 + ... + 29674.

It is an arithmetic number, because the mean of its divisors is an integer number (12690315).

Almost surely, 2^130121104 is an apocalyptic number.

It is an amenable number.

130121104 is a deficient number, since it is larger than the sum of its proper divisors (123685196).

130121104 is a wasteful number, since it uses less digits than its factorization.

130121104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54738 (or 54732 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 130121104 is about 11407.0637764501. The cubic root of 130121104 is about 506.7369577764.

Adding to 130121104 its reverse (401121031), we get a palindrome (531242135).

The spelling of 130121104 in words is "one hundred thirty million, one hundred twenty-one thousand, one hundred four".