511130143252120 has 64 divisors (see below), whose sum is σ = 1314353346036480. Its totient is φ = 175242128282496.

The previous prime is 511130143252073. The next prime is 511130143252181. The reversal of 511130143252120 is 21252341031115.

It is a super-2 number, since 2×511130143252120² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

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, 6796687 + ... + 32687233.

It is an arithmetic number, because the mean of its divisors is an integer number (20536771031820).

Almost surely, 2^{511130143252120} is an apocalyptic number.

It is an amenable number.

511130143252120 is an abundant number, since it is smaller than the sum of its proper divisors (803223202784360).

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

511130143252120 is a wasteful number, since it uses less digits than its factorization.

511130143252120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25961072 (or 25961068 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 511130143252120 its reverse (21252341031115), we get a palindrome (532382484283235).

The spelling of 511130143252120 in words is "five hundred eleven trillion, one hundred thirty billion, one hundred forty-three million, two hundred fifty-two thousand, one hundred twenty".