230436722813 has 4 divisors (see below), whose sum is σ = 251385515808. Its totient is φ = 209487929820.

The previous prime is 230436722777. The next prime is 230436722819. The reversal of 230436722813 is 318227634032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230436722813 - 2¹⁴ = 230436706429 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 (230436722819) 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, 10474396481 + ... + 10474396502.

It is an arithmetic number, because the mean of its divisors is an integer number (62846378952).

Almost surely, 2^230436722813 is an apocalyptic number.

It is an amenable number.

230436722813 is a deficient number, since it is larger than the sum of its proper divisors (20948792995).

230436722813 is a wasteful number, since it uses less digits than its factorization.

230436722813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20948792994.

The product of its (nonzero) digits is 290304, while the sum is 41.

The spelling of 230436722813 in words is "two hundred thirty billion, four hundred thirty-six million, seven hundred twenty-two thousand, eight hundred thirteen".