42225013343243 has 4 divisors (see below), whose sum is σ = 42733748443848. Its totient is φ = 41716278242640.

The previous prime is 42225013343239. The next prime is 42225013343273. The reversal of 42225013343243 is 34234331052224.

42225013343243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42225013343243 - 2² = 42225013343239 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42225013343197 and 42225013343206.

It is not an unprimeable number, because it can be changed into a prime (42225013343273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254367550178 + ... + 254367550343.

It is an arithmetic number, because the mean of its divisors is an integer number (10683437110962).

Almost surely, 2^{42225013343243} is an apocalyptic number.

42225013343243 is a deficient number, since it is larger than the sum of its proper divisors (508735100605).

42225013343243 is an equidigital number, since it uses as much as digits as its factorization.

42225013343243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508735100604.

The product of its (nonzero) digits is 414720, while the sum is 38.

Adding to 42225013343243 its reverse (34234331052224), we get a palindrome (76459344395467).

The spelling of 42225013343243 in words is "forty-two trillion, two hundred twenty-five billion, thirteen million, three hundred forty-three thousand, two hundred forty-three".