243201641126 has 16 divisors (see below), whose sum is σ = 371121987600. Its totient is φ = 119495827968.

The previous prime is 243201640963. The next prime is 243201641197. The reversal of 243201641126 is 621146102342.

It is a super-3 number, since 3×243201641126³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243201641092 and 243201641101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55595 + ... + 699638.

It is an arithmetic number, because the mean of its divisors is an integer number (23195124225).

Almost surely, 2^243201641126 is an apocalyptic number.

243201641126 is a deficient number, since it is larger than the sum of its proper divisors (127920346474).

243201641126 is a wasteful number, since it uses less digits than its factorization.

243201641126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758023.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 243201641126 its reverse (621146102342), we get a palindrome (864347743468).

The spelling of 243201641126 in words is "two hundred forty-three billion, two hundred one million, six hundred forty-one thousand, one hundred twenty-six".