511225430213 has 8 divisors (see below), whose sum is σ = 516067871328. Its totient is φ = 506384186224.

The previous prime is 511225430197. The next prime is 511225430231. The reversal of 511225430213 is 312034522115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 511225430213 - 2⁴ = 511225430197 is a prime.

It is a super-2 number, since 2×511225430213² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511225430263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 570770 + ... + 1161132.

It is an arithmetic number, because the mean of its divisors is an integer number (64508483916).

Almost surely, 2^511225430213 is an apocalyptic number.

It is an amenable number.

511225430213 is a deficient number, since it is larger than the sum of its proper divisors (4842441115).

511225430213 is a wasteful number, since it uses less digits than its factorization.

511225430213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598563.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 511225430213 its reverse (312034522115), we get a palindrome (823259952328).

The spelling of 511225430213 in words is "five hundred eleven billion, two hundred twenty-five million, four hundred thirty thousand, two hundred thirteen".