243233001212042 has 8 divisors (see below), whose sum is σ = 366147898622532. Its totient is φ = 121183701671200.

The previous prime is 243233001212029. The next prime is 243233001212057. The reversal of 243233001212042 is 240212100332342.

It can be written as a sum of positive squares in 2 ways, for example, as 206933087158561 + 36299914053481 = 14385169^2 + 6024941^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 243233001211996 and 243233001212014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216399466709 + ... + 216399467832.

Almost surely, 2^{243233001212042} is an apocalyptic number.

243233001212042 is a deficient number, since it is larger than the sum of its proper divisors (122914897410490).

243233001212042 is a wasteful number, since it uses less digits than its factorization.

243233001212042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432798934824.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 243233001212042 its reverse (240212100332342), we get a palindrome (483445101544384).

The spelling of 243233001212042 in words is "two hundred forty-three trillion, two hundred thirty-three billion, one million, two hundred twelve thousand, forty-two".