243310220104 has 24 divisors (see below), whose sum is σ = 530689383990. Its totient is φ = 104275808448.

The previous prime is 243310220099. The next prime is 243310220107. The reversal of 243310220104 is 401022013342.

243310220104 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 238142048004 + 5168172100 = 487998^2 + 71890^2 .

It is not an unprimeable number, because it can be changed into a prime (243310220107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 310344277 + ... + 310345060.

Almost surely, 2^243310220104 is an apocalyptic number.

It is an amenable number.

243310220104 is an abundant number, since it is smaller than the sum of its proper divisors (287379163886).

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

243310220104 is a wasteful number, since it uses less digits than its factorization.

243310220104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620689357 (or 620689346 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 243310220104 its reverse (401022013342), we get a palindrome (644332233446).

The spelling of 243310220104 in words is "two hundred forty-three billion, three hundred ten million, two hundred twenty thousand, one hundred four".