226536520330231 has 4 divisors (see below), whose sum is σ = 231356446294752. Its totient is φ = 221716594365712.

The previous prime is 226536520330181. The next prime is 226536520330243. The reversal of 226536520330231 is 132033025635622.

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 226536520330231 - 2³¹ = 226534372846583 is a prime.

It is a super-2 number, since 2×226536520330231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226536520330031) 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, 2409962982190 + ... + 2409962982283.

It is an arithmetic number, because the mean of its divisors is an integer number (57839111573688).

Almost surely, 2^{226536520330231} is an apocalyptic number.

226536520330231 is a deficient number, since it is larger than the sum of its proper divisors (4819925964521).

226536520330231 is an equidigital number, since it uses as much as digits as its factorization.

226536520330231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4819925964520.

The product of its (nonzero) digits is 1166400, while the sum is 43.

Adding to 226536520330231 its reverse (132033025635622), we get a palindrome (358569545965853).

The spelling of 226536520330231 in words is "two hundred twenty-six trillion, five hundred thirty-six billion, five hundred twenty million, three hundred thirty thousand, two hundred thirty-one".