233056252081 has 3 divisors (see below), whose sum is σ = 233056734841. Its totient is φ = 233055769322.

The previous prime is 233056252043. The next prime is 233056252087. The reversal of 233056252081 is 180252650332.

The square root of 233056252081 is 482759.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 233056252081 - 2¹¹ = 233056250033 is a prime.

It is a super-2 number, since 2×233056252081² (a number of 24 digits) contains 22 as substring.

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 233056252081.

It is not an unprimeable number, because it can be changed into a prime (233056252087) 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 2 ways as a sum of consecutive naturals, for example, 241380 + ... + 724138.

Almost surely, 2^233056252081 is an apocalyptic number.

233056252081 is the 482759-th square number.

233056252081 is the 241380-th centered octagonal number.

It is an amenable number.

233056252081 is a deficient number, since it is larger than the sum of its proper divisors (482760).

233056252081 is an frugal number, since it uses more digits than its factorization.

233056252081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965518 (or 482759 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 233056252081 in words is "two hundred thirty-three billion, fifty-six million, two hundred fifty-two thousand, eighty-one".