515221222302130 has 16 divisors (see below), whose sum is σ = 927679315147200. Its totient is φ = 206026018920112.

The previous prime is 515221222302119. The next prime is 515221222302179. The reversal of 515221222302130 is 31203222122515.

It is a junction number, because it is equal to n+sod(n) for n = 515221222302092 and 515221222302101.

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, 7808715454 + ... + 7808781433.

It is an arithmetic number, because the mean of its divisors is an integer number (57979957196700).

Almost surely, 2^{515221222302130} is an apocalyptic number.

515221222302130 is a deficient number, since it is larger than the sum of its proper divisors (412458092845070).

515221222302130 is a wasteful number, since it uses less digits than its factorization.

515221222302130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15617500193.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 515221222302130 its reverse (31203222122515), we get a palindrome (546424444424645).

The spelling of 515221222302130 in words is "five hundred fifteen trillion, two hundred twenty-one billion, two hundred twenty-two million, three hundred two thousand, one hundred thirty".