226298540243 has 2 divisors, whose sum is σ = 226298540244. Its totient is φ = 226298540242.

The previous prime is 226298540239. The next prime is 226298540257. The reversal of 226298540243 is 342045892622.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226298540243 - 2² = 226298540239 is a prime.

It is a super-3 number, since 3×226298540243³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (226298540543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113149270121 + 113149270122.

It is an arithmetic number, because the mean of its divisors is an integer number (113149270122).

Almost surely, 2^226298540243 is an apocalyptic number.

226298540243 is a deficient number, since it is larger than the sum of its proper divisors (1).

226298540243 is an equidigital number, since it uses as much as digits as its factorization.

226298540243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1658880, while the sum is 47.

The spelling of 226298540243 in words is "two hundred twenty-six billion, two hundred ninety-eight million, five hundred forty thousand, two hundred forty-three".