10520430514213 has 4 divisors (see below), whose sum is σ = 10520728992928. Its totient is φ = 10520132035500.

The previous prime is 10520430514199. The next prime is 10520430514273. The reversal of 10520430514213 is 31241503402501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10520430514213 is a prime.

It is a super-2 number, since 2×10520430514213² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10520430514273) 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 3 ways as a sum of consecutive naturals, for example, 149186481 + ... + 149256982.

It is an arithmetic number, because the mean of its divisors is an integer number (2630182248232).

Almost surely, 2^{10520430514213} is an apocalyptic number.

It is an amenable number.

10520430514213 is a deficient number, since it is larger than the sum of its proper divisors (298478715).

10520430514213 is an equidigital number, since it uses as much as digits as its factorization.

10520430514213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298478714.

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

Adding to 10520430514213 its reverse (31241503402501), we get a palindrome (41761933916714).

The spelling of 10520430514213 in words is "ten trillion, five hundred twenty billion, four hundred thirty million, five hundred fourteen thousand, two hundred thirteen".