230551443511 has 4 divisors (see below), whose sum is σ = 235913105032. Its totient is φ = 225189781992.

The previous prime is 230551443491. The next prime is 230551443539. The reversal of 230551443511 is 115344155032.

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 230551443511 - 2¹⁵ = 230551410743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230551443541) 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, 2680830696 + ... + 2680830781.

It is an arithmetic number, because the mean of its divisors is an integer number (58978276258).

Almost surely, 2^230551443511 is an apocalyptic number.

230551443511 is a deficient number, since it is larger than the sum of its proper divisors (5361661521).

230551443511 is an equidigital number, since it uses as much as digits as its factorization.

230551443511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5361661520.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 230551443511 its reverse (115344155032), we get a palindrome (345895598543).

The spelling of 230551443511 in words is "two hundred thirty billion, five hundred fifty-one million, four hundred forty-three thousand, five hundred eleven".