252231100505 has 16 divisors (see below), whose sum is σ = 303420003840. Its totient is φ = 201290332608.

The previous prime is 252231100477. The next prime is 252231100531. The reversal of 252231100505 is 505001132252.

It is a cyclic number.

It is not a de Polignac number, because 252231100505 - 2⁸ = 252231100249 is a prime.

It is a super-3 number, since 3×252231100505³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3566276 + ... + 3636314.

It is an arithmetic number, because the mean of its divisors is an integer number (18963750240).

Almost surely, 2^252231100505 is an apocalyptic number.

It is an amenable number.

252231100505 is a deficient number, since it is larger than the sum of its proper divisors (51188903335).

252231100505 is a wasteful number, since it uses less digits than its factorization.

252231100505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71800.

The product of its (nonzero) digits is 3000, while the sum is 26.

Adding to 252231100505 its reverse (505001132252), we get a palindrome (757232232757).

The spelling of 252231100505 in words is "two hundred fifty-two billion, two hundred thirty-one million, one hundred thousand, five hundred five".