531342015452211 has 4 divisors (see below), whose sum is σ = 708456020602952. Its totient is φ = 354228010301472.

The previous prime is 531342015452191. The next prime is 531342015452221. The reversal of 531342015452211 is 112254510243135.

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

It is not a de Polignac number, because 531342015452211 - 2³⁰ = 531340941710387 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 531342015452211.

It is not an unprimeable number, because it can be changed into a prime (531342015452221) 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, 88557002575366 + ... + 88557002575371.

It is an arithmetic number, because the mean of its divisors is an integer number (177114005150738).

Almost surely, 2^{531342015452211} is an apocalyptic number.

531342015452211 is a deficient number, since it is larger than the sum of its proper divisors (177114005150741).

531342015452211 is a wasteful number, since it uses less digits than its factorization.

531342015452211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177114005150740.

The product of its (nonzero) digits is 144000, while the sum is 39.

Adding to 531342015452211 its reverse (112254510243135), we get a palindrome (643596525695346).

The spelling of 531342015452211 in words is "five hundred thirty-one trillion, three hundred forty-two billion, fifteen million, four hundred fifty-two thousand, two hundred eleven".