513003220122 has 32 divisors (see below), whose sum is σ = 1028693120832. Its totient is φ = 170553643904.

The previous prime is 513003220091. The next prime is 513003220181. The reversal of 513003220122 is 221022300315.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5990188 + ... + 6075224.

It is an arithmetic number, because the mean of its divisors is an integer number (32146660026).

Almost surely, 2^513003220122 is an apocalyptic number.

513003220122 is an abundant number, since it is smaller than the sum of its proper divisors (515689900710).

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

513003220122 is a wasteful number, since it uses less digits than its factorization.

513003220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87662.

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 513003220122 its reverse (221022300315), we get a palindrome (734025520437).

The spelling of 513003220122 in words is "five hundred thirteen billion, three million, two hundred twenty thousand, one hundred twenty-two".