243023645022 has 16 divisors (see below), whose sum is σ = 486116249232. Its totient is φ = 80996388480.

The previous prime is 243023644991. The next prime is 243023645023. The reversal of 243023645022 is 220546320342.

243023645022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243023645023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2827429 + ... + 2912112.

It is an arithmetic number, because the mean of its divisors is an integer number (30382265577).

Almost surely, 2^243023645022 is an apocalyptic number.

243023645022 is an abundant number, since it is smaller than the sum of its proper divisors (243092604210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243023645022 is a wasteful number, since it uses less digits than its factorization.

243023645022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5746603.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 243023645022 its reverse (220546320342), we get a palindrome (463569965364).

The spelling of 243023645022 in words is "two hundred forty-three billion, twenty-three million, six hundred forty-five thousand, twenty-two".