243120353235 has 32 divisors (see below), whose sum is σ = 411097317120. Its totient is φ = 122350320000.

The previous prime is 243120353153. The next prime is 243120353249. The reversal of 243120353235 is 532353021342.

It is not a de Polignac number, because 243120353235 - 2¹⁵ = 243120320467 is a prime.

It is a super-2 number, since 2×243120353235² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243120353196 and 243120353205.

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, 1627776 + ... + 1770845.

It is an arithmetic number, because the mean of its divisors is an integer number (12846791160).

Almost surely, 2^243120353235 is an apocalyptic number.

243120353235 is a deficient number, since it is larger than the sum of its proper divisors (167976963885).

243120353235 is a wasteful number, since it uses less digits than its factorization.

243120353235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3398899.

The product of its (nonzero) digits is 64800, while the sum is 33.

Adding to 243120353235 its reverse (532353021342), we get a palindrome (775473374577).

The spelling of 243120353235 in words is "two hundred forty-three billion, one hundred twenty million, three hundred fifty-three thousand, two hundred thirty-five".