531355012233 has 16 divisors (see below), whose sum is σ = 711666359040. Its totient is φ = 352640486736.

The previous prime is 531355012217. The next prime is 531355012259. The reversal of 531355012233 is 332210553135.

It is not a de Polignac number, because 531355012233 - 2⁴ = 531355012217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 531355012194 and 531355012203.

It is not an unprimeable number, because it can be changed into a prime (531355012273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7857078 + ... + 7924416.

It is an arithmetic number, because the mean of its divisors is an integer number (44479147440).

Almost surely, 2^531355012233 is an apocalyptic number.

It is an amenable number.

531355012233 is a deficient number, since it is larger than the sum of its proper divisors (180311346807).

531355012233 is a wasteful number, since it uses less digits than its factorization.

531355012233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79156.

The product of its (nonzero) digits is 40500, while the sum is 33.

Adding to 531355012233 its reverse (332210553135), we get a palindrome (863565565368).

The spelling of 531355012233 in words is "five hundred thirty-one billion, three hundred fifty-five million, twelve thousand, two hundred thirty-three".