243001232301020 has 96 divisors (see below), whose sum is σ = 528938478069120. Its totient is φ = 93722927800320.

The previous prime is 243001232301019. The next prime is 243001232301041. The reversal of 243001232301020 is 20103232100342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18398516 + ... + 28714244.

It is an arithmetic number, because the mean of its divisors is an integer number (5509775813220).

Almost surely, 2^{243001232301020} is an apocalyptic number.

243001232301020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243001232301020 is an abundant number, since it is smaller than the sum of its proper divisors (285937245768100).

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

243001232301020 is a wasteful number, since it uses less digits than its factorization.

243001232301020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10316175 (or 10316173 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 243001232301020 its reverse (20103232100342), we get a palindrome (263104464401362).

The spelling of 243001232301020 in words is "two hundred forty-three trillion, one billion, two hundred thirty-two million, three hundred one thousand, twenty".