10531430227 has 4 divisors (see below), whose sum is σ = 10531636056. Its totient is φ = 10531224400.

The previous prime is 10531430131. The next prime is 10531430251. The reversal of 10531430227 is 72203413501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10531430227 - 2⁷ = 10531430099 is a prime.

It is a super-2 number, since 2×10531430227² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10531430195 and 10531430204.

It is not an unprimeable number, because it can be changed into a prime (10531460227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39852 + ... + 150502.

It is an arithmetic number, because the mean of its divisors is an integer number (2632909014).

Almost surely, 2^10531430227 is an apocalyptic number.

10531430227 is a deficient number, since it is larger than the sum of its proper divisors (205829).

10531430227 is an equidigital number, since it uses as much as digits as its factorization.

10531430227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205828.

The product of its (nonzero) digits is 5040, while the sum is 28.

Adding to 10531430227 its reverse (72203413501), we get a palindrome (82734843728).

The spelling of 10531430227 in words is "ten billion, five hundred thirty-one million, four hundred thirty thousand, two hundred twenty-seven".