243201023210 has 8 divisors (see below), whose sum is σ = 437761841796. Its totient is φ = 97280409280.

The previous prime is 243201023173. The next prime is 243201023227. The reversal of 243201023210 is 12320102342.

It can be written as a sum of positive squares in 2 ways, for example, as 241551607441 + 1649415769 = 491479^2 + 40613^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12160051151 + ... + 12160051170.

Almost surely, 2^243201023210 is an apocalyptic number.

243201023210 is a deficient number, since it is larger than the sum of its proper divisors (194560818586).

243201023210 is a wasteful number, since it uses less digits than its factorization.

243201023210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24320102328.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 243201023210 its reverse (12320102342), we get a palindrome (255521125552).

The spelling of 243201023210 in words is "two hundred forty-three billion, two hundred one million, twenty-three thousand, two hundred ten".