225142240343 has 4 divisors (see below), whose sum is σ = 236991831960. Its totient is φ = 213292648728.

The previous prime is 225142240307. The next prime is 225142240387. The reversal of 225142240343 is 343042241522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343042241522 = 2 ⋅171521120761.

It is a cyclic number.

It is not a de Polignac number, because 225142240343 - 2⁸ = 225142240087 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 (225142240243) 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, 5924795780 + ... + 5924795817.

It is an arithmetic number, because the mean of its divisors is an integer number (59247957990).

Almost surely, 2^225142240343 is an apocalyptic number.

225142240343 is a deficient number, since it is larger than the sum of its proper divisors (11849591617).

225142240343 is a wasteful number, since it uses less digits than its factorization.

225142240343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11849591616.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 225142240343 its reverse (343042241522), we get a palindrome (568184481865).

The spelling of 225142240343 in words is "two hundred twenty-five billion, one hundred forty-two million, two hundred forty thousand, three hundred forty-three".