130121023204 has 6 divisors (see below), whose sum is σ = 227711790614. Its totient is φ = 65060511600.

The previous prime is 130121023187. The next prime is 130121023231. The reversal of 130121023204 is 402320121031.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 129385528804 + 735494400 = 359702^2 + 27120^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16265127897 + ... + 16265127904.

Almost surely, 2^130121023204 is an apocalyptic number.

It is an amenable number.

130121023204 is a deficient number, since it is larger than the sum of its proper divisors (97590767410).

130121023204 is a wasteful number, since it uses less digits than its factorization.

130121023204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32530255805 (or 32530255803 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 130121023204 its reverse (402320121031), we get a palindrome (532441144235).

The spelling of 130121023204 in words is "one hundred thirty billion, one hundred twenty-one million, twenty-three thousand, two hundred four".